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

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A110163 Exponents a(1), a(2), ... such that theta series of E_8 lattice, 1 + 240 q + 2160 q^2 + ... (A004009) is equal to (1-q)^a(1) (1-q^2)^a(2) (1-q^3)^a(3) ... 0
-240, 26760, -4096240, 708938760, -130880766192, 25168873498760, -4978357936128240, 1005225129317834760, -206195878414962688240, 42824436296045618358408, -8983966738037593190400240, 1900416270294787067711818760, -404814256845771786255876096240, 86744167089111545378556727322760 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

COMMENTS

Negative of inverse Euler transform of [240, 2160, ...].

CROSSREFS

Cf. A004009.

Sequence in context: A023906 A035841 A205256 * A001943 A052263 A035281

Adjacent sequences:  A110160 A110161 A110162 * A110164 A110165 A110166

KEYWORD

sign

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Sep 16 2005

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 14 23:53 EST 2012. Contains 205689 sequences.