Number of n X n 0..1 arrays with every element unequal to 1, 2, 3, 4 or 6 king-move adjacent elements, with upper left element zero.
A304591
Number of n X n 0..1 arrays with every element unequal to 1, 2, 3, 4 or 6 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =0a(1) =7a(2) =82a(3) =3789a(4) =316549a(5) =57480334a(6) =23762003978
External references
- oeis: A304591