A146946 - OEIS

%I #2 Mar 30 2012 16:51:02

%S 1,0,0,0,0,0,3997890,1228844320,182985731775,14283914414016,

%T 612875802567105,14997654299809440,215365307912371904,

%U 1855049119250976000,9745212817192720384,31607315976754470912

%N Weight distribution of [136,68,24] double circulant code.

%C Taken from the Tjhai-Tomlinson web site.

%H C. J. Tjhai and Martin Tomlinson, <a href="http://www.tech.plym.ac.uk/Research/fixed_and_mobile_communications/links/weightdistributions.htm"> Weight Distributions of Quadratic Residue and Quadratic Double Circulant Codes over GF(2)</a>

%e The weight distribution is:

%e i A_i

%e 0 1

%e 24 3997890

%e 28 1228844320

%e 32 182985731775

%e 36 14283914414016

%e 40 612875802567105

%e 44 14997654299809440

%e 48 215365307912371904

%e 52 1855049119250976000

%e 56 9745212817192720384

%e 60 31607315976754470912

%e 64 63822675800631222272

%e 68 80625417139398574080

%e 72 63822675800631222272

%e 76 31607315976754470912

%e 80 9745212817192720384

%e 84 1855049119250976000

%e 88 215365307912371904

%e 92 14997654299809440

%e 96 612875802567105

%e 100 14283914414016

%e 104 182985731775

%e 108 1228844320

%e 112 3997890

%e 136 1

%K nonn,fini

%O 0,7

%A _N. J. A. Sloane_, Apr 20 2009