Number of (n+2)X(6+2) 0..4 arrays with every 3X3 subblock row and column sum prime and every diagonal and antidiagonal sum nonprime.

A251883

Number of (n+2)X(6+2) 0..4 arrays with every 3X3 subblock row and column sum prime and every diagonal and antidiagonal sum nonprime.

Terms

    a(0) =256604a(1) =725325a(2) =2892699a(3) =14269266a(4) =96631623a(5) =615536028a(6) =3186483082a(7) =21970640444a(8) =143585893407a(9) =763905174081

External references