Number of nX7 0..1 arrays with every element equal to 0, 1, 3, 4, 5 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
A301497
Number of nX7 0..1 arrays with every element equal to 0, 1, 3, 4, 5 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =21a(1) =11a(2) =479a(3) =7454a(4) =164346a(5) =3243936a(6) =62812639a(7) =1238986634a(8) =24457707005a(9) =482452924004
External references
- oeis: A301497