Number of nX6 0..1 arrays with every element unequal to 0, 2, 3 or 4 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
A318043
Number of nX6 0..1 arrays with every element unequal to 0, 2, 3 or 4 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =1a(1) =17a(2) =377a(3) =6179a(4) =116212a(5) =2098813a(6) =37826270a(7) =685931021a(8) =12431437346a(9) =225185610429
External references
- oeis: A318043