A111154 a(n) = sum(k=0,n,B_k*A000629(k)*A000629(n-k)) where B_k is the k-th Bernoulli number.

1, 1, 5, 22, 125, 948, 8627, 86618, 970649, 13105048, 206672615, 3084750894, 39005776445, 972651041372, 45030832321499, 489627529809250, -65060172242461567, 100399556385989760, 378285729309697789679, 921583343151423434486, -2826260367937145199562267

Offset

0,3

Links

Table of n, a(n) for n=0..20.

Crossrefs

Cf. A052882.

Sequence in context: A203265 A355886 A033462 * A221539 A372139 A028561

Adjacent sequences: A111151 A111152 A111153 * A111155 A111156 A111157

Keyword

sign

Author

Benoit Cloitre, Oct 19 2005

Status

approved