Denominator of B(2n)*H(2n)/n where B(k) is the k-th Bernoulli number and H(k) the k-th harmonic number.

A083688

Denominator of B(2n)*H(2n)/n where B(k) is the k-th Bernoulli number and H(k) the k-th harmonic number.

Terms

    a(0) =4a(1) =144a(2) =360a(3) =33600a(4) =15120a(5) =34927200a(6) =2162160a(7) =172972800a(8) =1543782240a(9) =10242872640a(10) =10346336a(12) =53542288800

External references