Number of (n+7)X9 0..1 matrices with each 8X8 subblock idempotent.

Terms

a(0) =1770078a(1) =147268a(2) =100703a(3) =101365a(4) =107496a(5) =110868a(6) =115146a(7) =114018a(8) =114766a(9) =133978a(10) =169910a(11) =214886a(12) =272088a(13) =334806a(14) =399468a(15) =466019a(16) =536615a(17) =623079a(18) =745408a(19) =912260a(20) =1138206a(21) =1426319a(22) =1776503a(23) =2191326a(24) =2681245a(25) =3258156a(26) =3953601a(27) =4814939a(28) =5903764