136033976domain: NAppears in sequencesNumber of (n+1)X(2+1) 0..2 arrays with every 2X2 subblock summing to a prime.at n=6A251404Number of (n+1)X(7+1) 0..2 arrays with every 2X2 subblock summing to a prime.at n=1A251409T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with every 2X2 subblock summing to a prime.at n=29A251410