Number of nX4 0..1 arrays with every element equal to 1, 2, 3, 4, 5, 6 or 7 king-move adjacent elements, with upper left element zero.
A299724
Number of nX4 0..1 arrays with every element equal to 1, 2, 3, 4, 5, 6 or 7 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =2a(1) =64a(2) =1027a(3) =14701a(4) =217069a(5) =3224826a(6) =47845523a(7) =709688988a(8) =10527287354a(9) =156159875103
External references
- oeis: A299724