Number of (n+1)X(2+1) 0..2 arrays with every 2X2 subblock summing to a prime.
A251404
Number of (n+1)X(2+1) 0..2 arrays with every 2X2 subblock summing to a prime.
Terms
- a(0) =238a(1) =2164a(2) =19654a(3) =179400a(4) =1634286a(5) =14919346a(6) =136033976a(7) =1241601558a(8) =11324851298a(9) =103347731602a(10) =942800497790
External references
- oeis: A251404