Number of (n+1)X(4+1) 0..6 arrays with every 2X2 subblock summing to a prime.
A251614
Number of (n+1)X(4+1) 0..6 arrays with every 2X2 subblock summing to a prime.
Terms
- a(0) =4031056a(1) =1016045742a(2) =258178221074
External references
- oeis: A251614