Number of (n+1) X (1+1) 0..6 arrays with every 2 X 2 subblock summing to a prime.
A251611
Number of (n+1) X (1+1) 0..6 arrays with every 2 X 2 subblock summing to a prime.
Terms
- a(0) =826a(1) =14008a(2) =237566a(3) =4031056a(4) =68377410a(5) =1160228856a(6) =19681119902a(7) =333946195360
External references
- oeis: A251611