Full list of non-zero Kazhdan-Lusztig-Vogan polynomials:

  0:   0: 1

  1:   1: 1

  2:   0: 1
       2: 1

  3:   0: 1
       3: 1

  4:   0: 1
       4: 1

  5:   1: 1
       5: 1

  6:   0: 1
       2: 1
       4: 1
       6: 1

  7:   0: 1
       3: 1
       4: 1
       7: 1

  8:   4: 1
       8: 1

  9:   5: 1
       9: 1

 10:   0: 2
       2: 1
       3: 1
       4: 1
      10: 1

 11:   1: 1
       5: 1
      11: 1

 12:   4: 1
       6: 1
       8: 1
      12: 1

 13:   4: 1
       7: 1
       8: 1
      13: 1

 14:   0: 1
       2: 1
       4: 1
       6: 1
      10: 1
      14: 1

 15:   0: 1
       3: 1
       4: 1
       7: 1
      10: 1
      15: 1

 16:   8: 1
      16: 1

 17:   9: 1
      17: 1

 18:   4: 1
       8: 1
      10: 1
      18: 1

 19:   5: 1
       9: 1
      11: 1
      19: 1

 20:   8: 1
      12: 1
      16: 1
      20: 1

 21:   8: 1
      13: 1
      16: 1
      21: 1

 22:   4: 1
       6: 1
       8: 1
      10: 1
      12: 1
      14: 1
      18: 1
      22: 1

 23:   4: 1
       7: 1
       8: 1
      10: 1
      13: 1
      15: 1
      18: 1
      23: 1

 24:  16: 1
      24: 1

 25:  17: 1
      25: 1

 26:   8: 1
      16: 1
      18: 1
      26: 1

 27:   9: 1
      17: 1
      19: 1
      27: 1

 28:   0: q
       4: q
      10: 2
      14: 1
      15: 1
      18: 1
      28: 1

 29:  11: 1
      19: 1
      29: 1

 30:  16: 1
      20: 1
      24: 1
      30: 1

 31:  16: 1
      21: 1
      24: 1
      31: 1

 32:   8: 1
      12: 1
      16: 1
      18: 1
      20: 1
      22: 1
      26: 1
      32: 1

 33:   8: 1
      13: 1
      16: 1
      18: 1
      21: 1
      23: 1
      26: 1
      33: 1

 34:  10: 1
      14: 1
      18: 1
      22: 1
      28: 1
      34: 1

 35:  10: 1
      15: 1
      18: 1
      23: 1
      28: 1
      35: 1

 36:  24: 1
      36: 1

 37:  25: 1
      37: 1

 38:  16: 1
      24: 1
      26: 1
      38: 1

 39:  17: 1
      25: 1
      27: 1
      39: 1

 40:  18: 1
      26: 1
      28: 1
      40: 1

 41:  19: 1
      27: 1
      29: 1
      41: 1

 42:  24: 1
      30: 1
      36: 1
      42: 1

 43:  24: 1
      31: 1
      36: 1
      43: 1

 44:  16: 1
      20: 1
      24: 1
      26: 1
      30: 1
      32: 1
      38: 1
      44: 1

 45:  16: 1
      21: 1
      24: 1
      26: 1
      31: 1
      33: 1
      38: 1
      45: 1

 46:  18: 1
      22: 1
      26: 1
      28: 1
      32: 1
      34: 1
      40: 1
      46: 1

 47:  18: 1
      23: 1
      26: 1
      28: 1
      33: 1
      35: 1
      40: 1
      47: 1

 48:  36: 1
      37: 1
      48: 1

 49:  24: 1
      36: 1
      38: 1
      49: 1

 50:  25: 1
      37: 1
      39: 1
      50: 1

 51:  26: 1
      38: 1
      40: 1
      51: 1

 52:  27: 1
      39: 1
      41: 1
      52: 1

 53:  10: q
      18: q
      28: 2
      34: 1
      35: 1
      40: 1
      53: 1

 54:  29: 1
      41: 1
      54: 1

 55:  24: 1
      30: 1
      36: 1
      38: 1
      42: 1
      44: 1
      49: 1
      55: 1

 56:  24: 1
      31: 1
      36: 1
      38: 1
      43: 1
      45: 1
      49: 1
      56: 1

 57:  26: 1
      32: 1
      38: 1
      40: 1
      44: 1
      46: 1
      51: 1
      57: 1

 58:  26: 1
      33: 1
      38: 1
      40: 1
      45: 1
      47: 1
      51: 1
      58: 1

 59:  36: 1
      37: 1
      42: 1
      48: 1
      59: 1

 60:  36: 1
      37: 1
      43: 1
      48: 1
      60: 1

 61:  28: 1
      34: 1
      40: 1
      46: 1
      53: 1
      61: 1

 62:  28: 1
      35: 1
      40: 1
      47: 1
      53: 1
      62: 1

 63:  36: 1
      37: 1
      48: 1
      49: 1
      50: 1
      63: 1

 64:  38: 1
      49: 1
      51: 1
      64: 1

 65:  39: 1
      50: 1
      52: 1
      65: 1

 66:  40: 1
      51: 1
      53: 1
      66: 1

 67:  41: 1
      52: 1
      54: 1
      67: 1

 68:  38: 1
      44: 1
      49: 1
      51: 1
      55: 1
      57: 1
      64: 1
      68: 1

 69:  38: 1
      45: 1
      49: 1
      51: 1
      56: 1
      58: 1
      64: 1
      69: 1

 70:  40: 1
      46: 1
      51: 1
      53: 1
      57: 1
      61: 1
      66: 1
      70: 1

 71:  40: 1
      47: 1
      51: 1
      53: 1
      58: 1
      62: 1
      66: 1
      71: 1

 72:  36: 1
      37: 1
      42: 1
      48: 1
      49: 1
      50: 1
      55: 1
      59: 1
      63: 1
      72: 1

 73:  36: 1
      37: 1
      43: 1
      48: 1
      49: 1
      50: 1
      56: 1
      60: 1
      63: 1
      73: 1

 74:  25: q
      37: q
      59: 1
      74: 1

 75:  25: q
      37: q
      60: 1
      75: 1

 76:  49: 1
      50: 1
      63: 1
      64: 1
      65: 1
      76: 1

 77:  51: 1
      64: 1
      66: 1
      77: 1

 78:  52: 1
      65: 1
      67: 1
      78: 1

 79:  28: q
      40: q
      53: 2
      61: 1
      62: 1
      66: 1
      79: 1

 80:  54: 1
      67: 1
      80: 1

 81:  51: 1
      57: 1
      64: 1
      66: 1
      68: 1
      70: 1
      77: 1
      81: 1

 82:  51: 1
      58: 1
      64: 1
      66: 1
      69: 1
      71: 1
      77: 1
      82: 1

 83:  53: 1
      61: 1
      66: 1
      70: 1
      79: 1
      83: 1

 84:  53: 1
      62: 1
      66: 1
      71: 1
      79: 1
      84: 1

 85:  49: 1
      50: 1
      55: 1
      63: 1
      64: 1
      65: 1
      68: 1
      72: 1
      76: 1
      85: 1

 86:  49: 1
      50: 1
      56: 1
      63: 1
      64: 1
      65: 1
      69: 1
      73: 1
      76: 1
      86: 1

 87:  25: q
      37: q
      39: q
      50: q
      59: 1
      72: 1
      74: 1
      87: 1

 88:  25: q
      37: q
      39: q
      50: q
      60: 1
      73: 1
      75: 1
      88: 1

 89:  64: 1
      65: 1
      76: 1
      77: 1
      78: 1
      89: 1

 90:  17: q^2
      25: q^2
      74: 1
      90: 1

 91:  17: q^2
      25: q^2
      75: 1
      91: 1

 92:  66: 1
      77: 1
      79: 1
      92: 1

 93:  67: 1
      78: 1
      80: 1
      93: 1

 94:  66: 1
      70: 1
      77: 1
      79: 1
      81: 1
      83: 1
      92: 1
      94: 1

 95:  66: 1
      71: 1
      77: 1
      79: 1
      82: 1
      84: 1
      92: 1
      95: 1

 96:  64: 1
      65: 1
      68: 1
      76: 1
      77: 1
      78: 1
      81: 1
      85: 1
      89: 1
      96: 1

 97:  64: 1
      65: 1
      69: 1
      76: 1
      77: 1
      78: 1
      82: 1
      86: 1
      89: 1
      97: 1

 98:  77: 1
      78: 1
      89: 1
      92: 1
      93: 1
      98: 1

 99:  39: q
      50: q
      52: q
      65: q
      72: 1
      85: 1
      87: 1
      99: 1

100:  39: q
      50: q
      52: q
      65: q
      73: 1
      86: 1
      88: 1
     100: 1

101:  17: q^2
      25: q^2
      27: q^2
      39: q^2
      74: 1
      87: 1
      90: 1
     101: 1

102:  17: q^2
      25: q^2
      27: q^2
      39: q^2
      75: 1
      88: 1
      91: 1
     102: 1

103:   9: q^3
      17: q^3
      90: 1
     103: 1

104:   9: q^3
      17: q^3
      91: 1
     104: 1

105:  53: q
      66: q
      79: 2
      83: 1
      84: 1
      92: 1
     105: 1

106:  80: 1
      93: 1
     106: 1

107:  79: 1
      83: 1
      92: 1
      94: 1
     105: 1
     107: 1

108:  79: 1
      84: 1
      92: 1
      95: 1
     105: 1
     108: 1

109:  92: 1
      93: 1
      98: 1
     105: 1
     106: 1
     109: 1

110:  77: 1
      78: 1
      81: 1
      89: 1
      92: 1
      93: 1
      94: 1
      96: 1
      98: 1
     110: 1

111:  77: 1
      78: 1
      82: 1
      89: 1
      92: 1
      93: 1
      95: 1
      97: 1
      98: 1
     111: 1

112:  52: q
      65: q
      67: q
      78: q
      85: 1
      96: 1
      99: 1
     112: 1

113:  52: q
      65: q
      67: q
      78: q
      86: 1
      97: 1
     100: 1
     113: 1

114:  27: q^2
      39: q^2
      41: q^2
      52: q^2
      87: 1
      99: 1
     101: 1
     114: 1

115:  27: q^2
      39: q^2
      41: q^2
      52: q^2
      88: 1
     100: 1
     102: 1
     115: 1

116:   9: q^3
      17: q^3
      19: q^3
      27: q^3
      90: 1
     101: 1
     103: 1
     116: 1

117:   9: q^3
      17: q^3
      19: q^3
      27: q^3
      91: 1
     102: 1
     104: 1
     117: 1

118:   5: q^4
       9: q^4
     103: 1
     118: 1

119:   5: q^4
       9: q^4
     104: 1
     119: 1

120:  79: q
      92: q
     105: 2
     106: 1
     107: 1
     108: 1
     109: 1
     120: 1

121:  92: 1
      93: 1
      94: 1
      98: 1
     105: 1
     106: 1
     107: 1
     109: 1
     110: 1
     121: 1

122:  92: 1
      93: 1
      95: 1
      98: 1
     105: 1
     106: 1
     108: 1
     109: 1
     111: 1
     122: 1

123:  67: q
      78: q
      80: q
      93: q
      96: 1
     110: 1
     112: 1
     123: 1

124:  67: q
      78: q
      80: q
      93: q
      97: 1
     111: 1
     113: 1
     124: 1

125:  41: q^2
      52: q^2
      54: q^2
      67: q^2
      99: 1
     112: 1
     114: 1
     125: 1

126:  41: q^2
      52: q^2
      54: q^2
      67: q^2
     100: 1
     113: 1
     115: 1
     126: 1

127:  19: q^3
      27: q^3
      29: q^3
      41: q^3
     101: 1
     114: 1
     116: 1
     127: 1

128:  19: q^3
      27: q^3
      29: q^3
      41: q^3
     102: 1
     115: 1
     117: 1
     128: 1

129:   5: q^4
       9: q^4
      11: q^4
      19: q^4
     103: 1
     116: 1
     118: 1
     129: 1

130:   5: q^4
       9: q^4
      11: q^4
      19: q^4
     104: 1
     117: 1
     119: 1
     130: 1

131:   1: q^5
       5: q^5
     118: 1
     131: 1

132:   1: q^5
       5: q^5
     119: 1
     132: 1

133: 105: 1
     106: 1
     107: 1
     109: 1
     120: 1
     121: 1
     133: 1

134:  80: q
      93: q
     106: q
     110: 1
     121: 1
     123: 1
     134: 1

135: 105: 1
     106: 1
     108: 1
     109: 1
     120: 1
     122: 1
     135: 1

136:  54: q^2
      67: q^2
      80: q^2
     112: 1
     123: 1
     125: 1
     136: 1

137:  80: q
      93: q
     106: q
     111: 1
     122: 1
     124: 1
     137: 1

138:  29: q^3
      41: q^3
      54: q^3
     114: 1
     125: 1
     127: 1
     138: 1

139:  54: q^2
      67: q^2
      80: q^2
     113: 1
     124: 1
     126: 1
     139: 1

140:  11: q^4
      19: q^4
      29: q^4
     116: 1
     127: 1
     129: 1
     140: 1

141:  29: q^3
      41: q^3
      54: q^3
     115: 1
     126: 1
     128: 1
     141: 1

142:   1: q^5
       5: q^5
      11: q^5
     118: 1
     129: 1
     131: 1
     142: 1

143:  11: q^4
      19: q^4
      29: q^4
     117: 1
     128: 1
     130: 1
     143: 1

144:   1: q^6
     131: 1
     144: 1

145:   1: q^5
       5: q^5
      11: q^5
     119: 1
     130: 1
     132: 1
     145: 1

146:   1: q^6
     132: 1
     146: 1

855 nonzero polynomials, and 4073 zero polynomials,
 at 4928 Bruhat-comparable pairs.