Number of nX7 0..1 arrays with every element unequal to 1, 2, 3, 4, 5, 7 or 8 king-move adjacent elements, with upper left element zero.
A317221
Number of nX7 0..1 arrays with every element unequal to 1, 2, 3, 4, 5, 7 or 8 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =8a(1) =5824a(2) =272012a(3) =18667993a(4) =1193567097a(5) =77171164500
External references
- oeis: A317221