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A047640 Expand {Product_{j=1..inf} (1-x^j) - 1 }^15 in powers of x. 0
1, -15, 105, -455, 1350, -2793, 3625, -765, -9840, 29120, -48657, 47370, 1680, -111060, 252555, -343526, 267540, 63210, -623510, 1216425, -1495173, 1093210, 166425, -2073645, 3963260, -4864839, 3872295, -618310, -4345470, 9477960, -12611991 (list; graph; refs; listen; history; text; internal format)
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.

LINKS

Table of n, a(n) for n=1..31.

CROSSREFS

Sequence in context: A090454 A240440 A256287 * A296912 A202288 A010931

Adjacent sequences:  A047637 A047638 A047639 * A047641 A047642 A047643

KEYWORD

sign

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified October 19 04:40 EDT 2019. Contains 328211 sequences. (Running on oeis4.)