Number of n X n 0..1 arrays with every element equal to 1, 2, 3, 4, 6 or 7 king-move adjacent elements, with upper left element zero.
A299222
Number of n X n 0..1 arrays with every element equal to 1, 2, 3, 4, 6 or 7 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =0a(1) =4a(2) =113a(3) =5663a(4) =766094a(5) =281251424a(6) =260938102438
External references
- oeis: A299222