Number of (n+5) X 11 0..1 matrices with each 6 X 6 subblock idempotent.

Terms

a(0) =25769a(1) =7386a(2) =7884a(3) =8714a(4) =9480a(5) =10086a(6) =10561a(7) =12373a(8) =15413a(9) =19404a(10) =24072a(11) =29230a(12) =34734a(13) =41919a(14) =52000a(15) =65945a(16) =84434a(17) =107959a(18) =136853a(19) =172795a(20) =218668a(21) =278353a(22) =356397a(23) =457838a(24) =588032a(25) =754025a(26) =965735a(27) =1236991a(28) =1586155a(29) =2036626