Number of nXn 0..1 arrays with every element unequal to 1, 2, 4, 6, 7 or 8 king-move adjacent elements, with upper left element zero.
A316751
Number of nXn 0..1 arrays with every element unequal to 1, 2, 4, 6, 7 or 8 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =0a(1) =3a(2) =15a(3) =20a(4) =642a(5) =10850a(6) =58615a(7) =6782306a(8) =484120209a(9) =15199851129
External references
- oeis: A316751