Number of n X 7 0..1 arrays with every element equal to 0, 1, 3, 4, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
A303524
Number of n X 7 0..1 arrays with every element equal to 0, 1, 3, 4, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =21a(1) =363a(2) =916a(3) =8676a(4) =87730a(5) =1052163a(6) =15768709a(7) =260078546a(8) =4544413190a(9) =82599711087
External references
- oeis: A303524