Number of (n+2) X 5 binary arrays with each 3 X 3 subblock having rows and columns in lexicographically nondecreasing order.

A184542

Number of (n+2) X 5 binary arrays with each 3 X 3 subblock having rows and columns in lexicographically nondecreasing order.

Terms

    a(0) =147a(1) =340a(2) =631a(3) =1048a(4) =1627a(5) =2413a(6) =3461a(7) =4837a(8) =6619a(9) =8898a(10) =11779a(11) =15382a(12) =19843a(13) =25315a(14) =31969a(15) =39995a(16) =49603a(17) =61024a(18) =74511a(19) =90340a(20) =108811a(21) =130249a(22) =155005a(23) =183457a(24) =216011a(25) =253102a(26) =295195a(27) =342786a(28) =396403a(29) =456607

External references