Number of 6Xn 0..1 arrays avoiding 0 0 0 and 1 0 1 horizontally and 0 1 1 and 1 1 0 vertically.

A207888

Number of 6Xn 0..1 arrays avoiding 0 0 0 and 1 0 1 horizontally and 0 1 1 and 1 1 0 vertically.

Terms

    a(0) =22a(1) =484a(2) =942a(3) =4881a(4) =14225a(5) =33631a(6) =138552a(7) =452415a(8) =1213630a(9) =4316538a(10) =14467167a(11) =42033425a(12) =139413515a(13) =465091766a(14) =1417537231a(15) =4568534780a(16) =15054960868a(17) =47122875377a(18) =150415872153a(19) =490190933287

External references