Number of (n+1)X(5+1) 0..3 arrays with every 2X2 subblock summing to 3 4 5 6 7 8 or 9.
A251504
Number of (n+1)X(5+1) 0..3 arrays with every 2X2 subblock summing to 3 4 5 6 7 8 or 9.
Terms
- a(0) =9635410a(1) =24294592462
External references
- oeis: A251504