Number of n X n 0..1 arrays with every element equal to 0, 2, 3, 5 or 8 king-move adjacent elements, with upper left element zero.
A298721
Number of n X n 0..1 arrays with every element equal to 0, 2, 3, 5 or 8 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =1a(1) =5a(2) =5a(3) =34a(4) =336a(5) =4001a(6) =76983a(7) =2232433a(8) =92349689a(9) =5607760208
External references
- oeis: A298721