Number of 5 X n 0..1 arrays with every element equal to 0, 1, 2 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
A302626
Number of 5 X n 0..1 arrays with every element equal to 0, 1, 2 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =16a(1) =264a(2) =191a(3) =367a(4) =896a(5) =2229a(6) =5771a(7) =15303a(8) =41564a(9) =113363a(10) =311300a(11) =857459a(12) =2365370a(13) =6530166a(14) =18041149a(15) =49856672a(16) =137802753a(17) =380929869a(18) =1053080101a(19) =2911331321a(20) =8048818764a(21) =22252483582a(22) =61521632425a(23) =170090126143a(24) =470252976010
External references
- oeis: A302626