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

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A015666 Expansion of theta_3^(5/2). 0
1, 5, 15, 15, 105, 1845, 5175, -11025, 363825, 4011525, 46734975, 367203375, -909822375, 105415435125, 1137191430375, -7081746296625, 202916199110625, 6031044627733125, 96887972385579375, 589023558627879375 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

REFERENCES

J. H. Conway and N. J. A. Sloane, "Sphere Packings, Lattices and Groups", Springer-Verlag, p. 102.

CROSSREFS

Sequence in context: A160275 A200858 A184288 * A045856 A102185 A030486

Adjacent sequences:  A015663 A015664 A015665 * A015667 A015668 A015669

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 16 05:55 EST 2012. Contains 205860 sequences.