Number of (n+1)X(3+1) 0..6 arrays with every 2X2 subblock summing to a prime.
A251613
Number of (n+1)X(3+1) 0..6 arrays with every 2X2 subblock summing to a prime.
Terms
- a(0) =237566a(1) =24317054a(2) =2500893370a(3) =258178221074
External references
- oeis: A251613