Number of (n+5)X7 0..1 matrices with each 6X6 subblock idempotent.

Terms

a(0) =18044a(1) =5668a(2) =5696a(3) =6411a(4) =7034a(5) =7386a(6) =7843a(7) =9237a(8) =11797a(9) =15264a(10) =19346a(11) =23731a(12) =28733a(13) =34965a(14) =43608a(15) =55678a(16) =71847a(17) =92276a(18) =117664a(19) =149105a(20) =189225a(21) =241373a(22) =309494a(23) =397915a(24) =511879a(25) =657088a(26) =842255a(27) =1079523a(28) =1384904a(29) =1778583