login
This site is supported by donations to The OEIS Foundation.
Logo

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A047644 Expand {Product_{j=1..inf} (1-x^j) - 1 }^19 in powers of x. 0
1, -19, 171, -969, 3857, -11286, 24206, -34542, 14706, 83011, -294880, 569753, -680694, 220286, 1198672, -3502612, 5661867, -5571579, 791350, 9721976, -23494393, 33415357, -29225230, 2352751, 47086598, -104517176, 140834118, -121255530 (list; graph; refs; listen; history; 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.

CROSSREFS

Sequence in context: A158966 A038864 A036155 * A010935 A022614 A060222

Adjacent sequences:  A047641 A047642 A047643 * A047645 A047646 A047647

KEYWORD

sign

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
Recent Additions | More pages | Superseeker | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement .

Last modified February 17 14:19 EST 2012. Contains 206038 sequences.