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A010840 Expansion of Product (1-x^k )^40. 5
1, -40, 740, -8320, 62530, -322048, 1085240, -1799680, -2821065, 26012480, -66837420, 35093760, 268749870, -783902720, 526221400, 1691816960, -3960854625, 1042577120, 5103133240, -380798080, -10159511430 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

REFERENCES

Newman, Morris; A table of the coefficients of the powers of eta(tau). Nederl. Akad. Wetensch. Proc. Ser. A. 59 = Indag. Math. 18 (1956), 204-216.

LINKS

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

M. Boylan, Exceptional congruences for the coefficients of certain eta-product newforms, J. Number Theory 98 (2003), no. 2, 377-389.

Index entries for expansions of Product_{k >= 1} (1-x^k)^m

CROSSREFS

Sequence in context: A183464 A189286 A160445 * A233725 A175603 A319308

Adjacent sequences:  A010837 A010838 A010839 * A010841 A010842 A010843

KEYWORD

sign

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified September 18 19:30 EDT 2021. Contains 347534 sequences. (Running on oeis4.)