Number of nXn 0..1 arrays with every element unequal to 0, 1, 2, 3, 6 or 7 king-move adjacent elements, with upper left element zero.
A306047
Number of nXn 0..1 arrays with every element unequal to 0, 1, 2, 3, 6 or 7 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =1a(1) =8a(2) =45a(3) =458a(4) =12349a(5) =554682a(6) =36596835a(7) =8395262149
External references
- oeis: A306047