Number of (n+2) X 7 binary arrays with each 3 X 3 subblock having rows and columns in lexicographically nondecreasing order.

A184544

Number of (n+2) X 7 binary arrays with each 3 X 3 subblock having rows and columns in lexicographically nondecreasing order.

Terms

    a(0) =309a(1) =792a(2) =1627a(3) =3024a(4) =5313a(5) =8989a(6) =14767a(7) =23648a(8) =36997a(9) =56634a(10) =84939a(11) =124972a(12) =180609a(13) =256695a(14) =359215a(15) =495484a(16) =674357a(17) =906460a(18) =1204443a(19) =1583256a(20) =2060449a(21) =2656497a(22) =3395151a(23) =4303816a(24) =5413957a(25) =6761534a(26) =8387467a(27) =10338132a(28) =12665889a(29) =15429643

External references