Number of nX7 0..1 arrays with every element equal to 0, 2, 3 or 4 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
A302366
Number of nX7 0..1 arrays with every element equal to 0, 2, 3 or 4 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =1a(1) =496a(2) =1109a(3) =21831a(4) =405340a(5) =9361759a(6) =188443738a(7) =4174802035a(8) =91302504318
External references
- oeis: A302366