login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A109141 G.f.: fourth root of Hamming weight enumerator of [12,6,6]_3 ternary extended Golay code (cf. A105683). 1

%I #6 Mar 30 2012 18:54:36

%S 1,0,66,110,-6528,-21780,986898,5029200,-173972160,-1211972300,

%T 33051614904,297628438800,-6538730283946,-73793338948560,

%U 1321581552446628,18387553507364580,-269415270699505128,-4592418987961074600,54819166320379762180,1147693439998612940400

%N G.f.: fourth root of Hamming weight enumerator of [12,6,6]_3 ternary extended Golay code (cf. A105683).

%H N. Heninger, E. M. Rains and N. J. A. Sloane, <a href="http://arXiv.org/abs/math.NT/0509316">On the Integrality of n-th Roots of Generating Functions</a>, J. Combinatorial Theory, Series A, 113 (2006), 1732-1745.

%e 1+66*x^2+110*x^3-6528*x^4-21780*x^5+986898*x^6+5029200*x^7-...

%K sign

%O 0,3

%A _N. J. A. Sloane_ and _Nadia Heninger_, Aug 18 2005

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 19 19:02 EDT 2024. Contains 371798 sequences. (Running on oeis4.)