Number of n X n 0..1 arrays with every element equal to 1, 2, 4 or 5 king-move adjacent elements, with upper left element zero.
A297952
Number of n X n 0..1 arrays with every element equal to 1, 2, 4 or 5 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =0a(1) =3a(2) =15a(3) =78a(4) =681a(5) =11283a(6) =483929a(7) =22145365a(8) =2092206702a(9) =397080534452
External references
- oeis: A297952