Denominators of the partial sums of the reciprocals of the dodecagonal numbers (k + 1)*(5*k + 1) = A051624(k+1), for k >= 0.

A294521

Denominators of the partial sums of the reciprocals of the dodecagonal numbers (k + 1)*(5*k + 1) = A051624(k+1), for k >= 0.

Terms

    a(0) =1a(1) =12a(2) =44a(3) =704a(4) =73920a(5) =320320a(6) =9929920a(7) =89369280a(8) =3664140480a(9) =84275231040

External references