Number of (n+1) X (7+1) 0..3 arrays with every 2 X 2 subblock summing to 4, 5, 6, 7 or 8.
A251498
Number of (n+1) X (7+1) 0..3 arrays with every 2 X 2 subblock summing to 4, 5, 6, 7 or 8.
Terms
- a(0) =631765770
External references
- oeis: A251498
A251498
Number of (n+1) X (7+1) 0..3 arrays with every 2 X 2 subblock summing to 4, 5, 6, 7 or 8.