Number of nX7 0..1 arrays with every element equal to 2, 3, 4 or 5 king-move adjacent elements, with upper left element zero.
A297977
Number of nX7 0..1 arrays with every element equal to 2, 3, 4 or 5 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =0a(1) =104a(2) =2410a(3) =60427a(4) =3565760a(5) =160132152a(6) =7833283900a(7) =380347270776
External references
- oeis: A297977