Number of (n+1)X(5+1) 0..2 arrays with every 2X2 subblock summing to 3 4 or 5.
A251348
Number of (n+1)X(5+1) 0..2 arrays with every 2X2 subblock summing to 3 4 or 5.
Terms
- a(0) =72243a(1) =8671957a(2) =1089569635a(3) =139048718681
External references
- oeis: A251348