Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A047645
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A047645 Expand {Product_{j=1..inf} (1-x^j) - 1 }^20 in powers of x. +0
1
1, -20, 190, -1140, 4825, -15124, 35320, -57760, 45220, 80560, -405954, 910460, -1289340, 852340, 1259530, -5357924, 10151510, -12048660, 5883350, 12186960, -40135713, 66244280, -69648870, 28191460, 66920755, -195366168, 300881530 (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: A091983 A037250 A000144 this_sequence A010936 A014806 A022615

Adjacent sequences: A047642 A047643 A047644 this_sequence A047646 A047647 A047648

KEYWORD

sign

AUTHOR

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

page 1

Search completed in 0.002 seconds

Lookup | Welcome | Find friends | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
More pages | Superseeker | Maintained by N. J. A. Sloane (njas@research.att.com)

Last modified November 29 12:46 EST 2009. Contains 167659 sequences.


AT&T Labs Research