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A035025 Constant term of (normalized Delta)^(-n). +0
1
24, 1224, 70080, 4225320, 262350144, 16601086656, 1064505632256, 68930439949800, 4497211032959040, 295166841587267904, 19466935185947613696, 1289057050529747464896, 85647693620610353594880 (list; graph; listen)
OFFSET

1,1

COMMENT

Normalized Delta generates Ramanujan tau function.

LINKS

B. Brent, Quadratic Minima and Modular Forms, Experimental Mathematics, v.7 no.3, 257-274.

EXAMPLE

(\tau(1)q+\tau(2)q^2+...)^(-1)=q^(-1)+24+...

CROSSREFS

Sequence in context: A042107 A042104 A069991 this_sequence A074652 A068294 A003170

Adjacent sequences: A035022 A035023 A035024 this_sequence A035026 A035027 A035028

KEYWORD

easy,nice,nonn

AUTHOR

Barry Brent (barryb(AT)primenet.com)

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.


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