Number of nX6 0..1 arrays with every element unequal to 2, 3, 4 or 5 king-move adjacent elements, with upper left element zero.
A304063
Number of nX6 0..1 arrays with every element unequal to 2, 3, 4 or 5 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =0a(1) =209a(2) =1891a(3) =48148a(4) =1105513a(5) =25507453a(6) =598203550a(7) =13909028356a(8) =324563218021
External references
- oeis: A304063