Number of (n+2) X 10 binary arrays with each 3 X 3 subblock having rows and columns in lexicographically nondecreasing order.

A184547

Number of (n+2) X 10 binary arrays with each 3 X 3 subblock having rows and columns in lexicographically nondecreasing order.

Terms

    a(0) =682a(1) =2000a(2) =4837a(3) =10909a(4) =23648a(5) =49489a(6) =99872a(7) =194245a(8) =364432a(9) =660821a(10) =1160932a(11) =1981045a(12) =3291704a(13) =5338066a(14) =8466235a(15) =13156911a(16) =20067894a(17) =30087214a(18) =44398911a(19) =64563765a(20) =92617576a(21) =131189919a(22) =183646650a(23) =254259817a(24) =348409036a(25) =472818827

External references