Number of n X n 0..1 arrays with every element equal to 0, 2, 3, 4, 5, 6 or 8 king-move adjacent elements, with upper left element zero.
A299815
Number of n X n 0..1 arrays with every element equal to 0, 2, 3, 4, 5, 6 or 8 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =1a(1) =5a(2) =39a(3) =2101a(4) =302780a(5) =203062719a(6) =506116118801
External references
- oeis: A299815