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A015691 Expansion of e.g.f. theta_3^(-15/2). 2
1, -15, 255, -4845, 101385, -2309535, 56759175, -1494125325, 41881856625, -1244022735375, 38993819043375, -1285240980610125, 44407270217165625, -1604088315616161375, 60431927134988784375, -2369411881012489438125 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,2
REFERENCES
J. H. Conway and N. J. A. Sloane, "Sphere Packings, Lattices and Groups", Springer-Verlag, p. 102.
LINKS
MATHEMATICA
nmax = 25; CoefficientList[Series[EllipticTheta[3, 0, x]^(-15/2), {x, 0, nmax}], x] * Range[0, nmax]! (* Vaclav Kotesovec, Oct 23 2018 *)
CROSSREFS
Sequence in context: A218284 A218634 A218238 * A145562 A027775 A334995
KEYWORD
sign
AUTHOR
STATUS
approved

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Last modified March 29 09:59 EDT 2024. Contains 371268 sequences. (Running on oeis4.)