Denominators of poly-Bernoulli numbers B_n^(k) with k=4.

A027648

Denominators of poly-Bernoulli numbers B_n^(k) with k=4.

Terms

    a(0) =1a(1) =16a(2) =1296a(3) =3456a(4) =3240000a(5) =144000a(6) =1555848000a(7) =59270400a(8) =5000940000a(9) =1587600a(11) =11269843200a(15) =519437318400

External references