PSp8 blocks

Block Sizes in Compact Inner Class:
          Spin(9)  Spin(8,1)  Spin(7,2)  Spin(6,3)  Spin(5,4)
PSp(4)    0        0          0          0          1
PSp(3,1)  0        0          0          0          16
PSp(2,2)  0        0          0          0          39
PSp(8,R)  1        6          48         96         192