Number of n X n 0..1 arrays with every element equal to 0, 1, 3, 4, 5, 6 or 7 king-move adjacent elements, with upper left element zero.
A299683
Number of n X n 0..1 arrays with every element equal to 0, 1, 3, 4, 5, 6 or 7 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =1a(1) =4a(2) =15a(3) =648a(4) =23116a(5) =5740433a(6) =4582634341
External references
- oeis: A299683