a(n) = ((6*n+8)(!^6))/8(!^6), related to A034689 (((6*n+2)(!^6))/2 sextic, or 6-factorials).

A053101

a(n) = ((6*n+8)(!^6))/8(!^6), related to A034689 (((6*n+2)(!^6))/2 sextic, or 6-factorials).

Terms

    a(0) =1a(1) =14a(2) =280a(3) =7280a(4) =232960a(5) =8852480a(6) =389509120a(7) =19475456000

External references