Number of (n+2)X5 0..1 arrays with every 3X3 subblock having three equal elements in a row horizontally, vertically, diagonally or antidiagonally exactly two different ways, and new values 0..1 introduced in row major order.

A204862

Number of (n+2)X5 0..1 arrays with every 3X3 subblock having three equal elements in a row horizontally, vertically, diagonally or antidiagonally exactly two different ways, and new values 0..1 introduced in row major order.

Terms

    a(0) =1437a(1) =7127a(2) =36865a(3) =192080a(4) =1013668a(5) =5369493a(6) =28334280a(7) =149505326a(8) =790698276a(9) =4174729955a(10) =22050216974a(11) =116497519764a(12) =615331114030

External references