a(n) = v(n+1)/v(n), where v=A203472.

A203473

a(n) = v(n+1)/v(n), where v=A203472.

Terms

    a(0) =7a(1) =72a(2) =990a(3) =17160a(4) =360360a(5) =8910720a(6) =253955520a(7) =8204716800a(8) =296541907200

External references