Number of (n+1) X (5+1) 0..2 arrays with every 2 X 2 subblock summing to 2 3 4 5 or 6.
A251387
Number of (n+1) X (5+1) 0..2 arrays with every 2 X 2 subblock summing to 2 3 4 5 or 6.
Terms
- a(0) =295759a(1) =128887759a(2) =56040713651
External references
- oeis: A251387