Number of nX6 0..1 arrays with every element equal to 0, 1, 2, 4, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
A303511
Number of nX6 0..1 arrays with every element equal to 0, 1, 2, 4, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =32a(1) =360a(2) =2764a(3) =43448a(4) =656838a(5) =8883058a(6) =130480638a(7) =1939853204a(8) =28081434251a(9) =411774371195
External references
- oeis: A303511