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

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A109149 G.f.: square root of weight enumerator of Kerdock code of length 64 (cf. A028238). 0
1, 0, 0, 0, 0, 0, 0, 992, 63, 992, 0, 0, 0, 0, -492032, -62496, -986048, -62496, -492032, 0, 0, 488095744, 92994048, 1470192608, 186113088, 1470192608, 92994048, 488095744, -605238722560, -153750159360, -2435600714752, -461870500896, -3660733827008, -461870500896 (list; graph; refs; listen; history; internal format)
OFFSET

0,8

LINKS

N. Heninger, E. M. Rains and N. J. A. Sloane, On the Integrality of n-th Roots of Generating Functions, J. Combinatorial Theory, Series A, 113 (2006), 1732-1745.

CROSSREFS

Sequence in context: A093177 A161926 A172698 * A158683 A030645 A010463

Adjacent sequences:  A109146 A109147 A109148 * A109150 A109151 A109152

KEYWORD

sign

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com) and Nadia Heninger (nadiah(AT)cs.princeton.edu) Aug 18 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 15 08:16 EST 2012. Contains 205726 sequences.