Number of n X n 0..1 arrays with every element equal to 0, 1, 2, 4 or 5 king-move adjacent elements, with upper left element zero.
A298214
Number of n X n 0..1 arrays with every element equal to 0, 1, 2, 4 or 5 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =1a(1) =7a(2) =20a(3) =120a(4) =2066a(5) =25717a(6) =1261845a(7) =72407248a(8) =7205019743
External references
- oeis: A298214