Number of nX4 0..1 arrays with every element unequal to 1, 2, 3, 4, 5, 6 or 7 king-move adjacent elements, with upper left element zero.
A316949
Number of nX4 0..1 arrays with every element unequal to 1, 2, 3, 4, 5, 6 or 7 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =2a(1) =98a(2) =1240a(3) =18956a(4) =287292a(5) =4335826a(6) =65510494a(7) =989703110a(8) =14951804382a(9) =225883580652
External references
- oeis: A316949