Number of nX7 0..1 arrays avoiding 0 0 0 horizontally and 0 1 0 vertically.
A207181
Number of nX7 0..1 arrays avoiding 0 0 0 horizontally and 0 1 0 vertically.
Terms
- a(0) =81a(1) =6561a(2) =248525a(3) =9196215a(4) =368714705a(5) =14960137403a(6) =600838995529
External references
- oeis: A207181