Number of nX7 0..1 arrays with every element equal to 1, 2, 3, 4 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
A300972
Number of nX7 0..1 arrays with every element equal to 1, 2, 3, 4 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =8a(1) =1568a(2) =122043a(3) =8926774a(4) =673550354a(5) =50812633429
External references
- oeis: A300972