A015675 Expansion of e.g.f. theta_3^(17/2).

1, 17, 255, 3315, 36873, 358785, 3490695, 42117075, 590951025, 7589122065, 91863766575, 1430858704275, 26509807949625, 422022682706625, 6430806556349175, 132605511681517875, 2979787265909078625

Offset

0,2

References

J. H. Conway and N. J. A. Sloane, "Sphere Packings, Lattices and Groups", Springer-Verlag, p. 102.

Links

Seiichi Manyama, Table of n, a(n) for n = 0..446

Mathematica

nmax = 25; CoefficientList[Series[EllipticTheta[3, 0, x]^(17/2), {x, 0, nmax}], x] * Range[0, nmax]! (* Vaclav Kotesovec, Oct 23 2018 *)

Crossrefs

Sequence in context: A309856 A201302 A217453 * A029462 A098302 A090457

Adjacent sequences: A015672 A015673 A015674 * A015676 A015677 A015678

Keyword

nonn

Author

N. J. A. Sloane

Status

approved