Number of nXn 0..1 arrays with every element unequal to 0, 1, 2, 6, 7 or 8 king-move adjacent elements, with upper left element zero.
A316687
Number of nXn 0..1 arrays with every element unequal to 0, 1, 2, 6, 7 or 8 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =1a(1) =4a(2) =8a(3) =23a(4) =88a(5) =2081a(6) =61454a(7) =2431114a(8) =257262996a(9) =52155197669
External references
- oeis: A316687