|
|
A015695
|
|
Expansion of e.g.f. theta_3^(-21/2).
|
|
2
|
|
|
1, -21, 483, -12075, 325521, -9396765, 288749475, -9398322675, 322652227905, -11641352627205, 440043353374275, -17378800976950875, 715361536295492625, -30625157300600587725, 1360947531581394631875, -62670194480910433291875
(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]^(-21/2), {x, 0, nmax}], x] * Range[0, nmax]! (* Vaclav Kotesovec, Oct 23 2018 *)
|
|
CROSSREFS
|
|
|
KEYWORD
|
sign
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|