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A047654 Expand {Product_{j=1..inf} (1-x^j) - 1 }^2 in powers of x. +0
2
1, -2, 1, 0, -2, 2, -2, 2, 1, 0, 2, -2, 3, 0, 2, 0, 0, 2, -2, 0, -2, 2, -1, 0, 0, -2, -2, -2, 1, -2, 0, -2, -2, 0, 2, 0, -2, 0, -2, 0, 0, 0, 1, 2, 0, 0, 2, 0, 2, 0, 1, 2, 0, -2, 2, 2, 0, 2, 0, 2, 0, 2, 2, 0, -4, 0, 0, 2, 1, -2, 0, -2, 0, 0, 0, 0, 2, -4, 1, 0, 0, -2, -2, -2, -2, 0, 0, -2, 0, 2, -2, 2, -2 (list; graph; listen)
OFFSET

1,2

REFERENCES

H. Gupta, On the coefficients of the powers of Dedekind's modular form, J. London Math. Soc., 39 (1964), 433-440.

CROSSREFS

Sequence in context: A016154 A029343 A137992 this_sequence A058487 A062243 A128095

Adjacent sequences: A047651 A047652 A047653 this_sequence A047655 A047656 A047657

KEYWORD

sign

AUTHOR

njas

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.


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