Number of (n+1)X(6+1) 0..2 arrays with every 2X2 subblock summing to a prime.
A251408
Number of (n+1)X(6+1) 0..2 arrays with every 2X2 subblock summing to a prime.
Terms
- a(0) =170634a(1) =14919346a(2) =1297591952a(3) =114835717382
External references
- oeis: A251408