Number of n X n 0..1 arrays with every element equal to 0, 2, 3, 4 or 7 king-move adjacent elements, with upper left element zero.
A298502
Number of n X n 0..1 arrays with every element equal to 0, 2, 3, 4 or 7 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =1a(1) =5a(2) =10a(3) =269a(4) =10969a(5) =1091801a(6) =364785216a(7) =269830709761
External references
- oeis: A298502