Number of n X n 0..1 arrays with every element equal to 0, 2, 3, 4, 5, 6, 7 or 8 king-move adjacent elements, with upper left element zero.
A300336
Number of n X n 0..1 arrays with every element equal to 0, 2, 3, 4, 5, 6, 7 or 8 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =1a(1) =5a(2) =47a(3) =2648a(4) =476507a(5) =366298010
External references
- oeis: A300336