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%I #2 Mar 30 2012 16:51:01
%S 1,0,0,0,0,0,0,0,0,410,1312,3034,7585,16605,33210,60024,97539,146370,
%T 195160,232060,255266,255266,232060,195160,146370,97539,60024,33210,
%U 16605,7585,3034,1312,410,0,0,0,0,0,0,0,0,1
%N Weight distribution of [41,21,9] binary quadratic-residue (or QR) 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 9 410
%e 10 1312
%e 11 3034
%e 12 7585
%e 13 16605
%e 14 33210
%e 15 60024
%e 16 97539
%e 17 146370
%e 18 195160
%e 19 232060
%e 20 255266
%e 21 255266
%e 22 232060
%e 23 195160
%e 24 146370
%e 25 97539
%e 26 60024
%e 27 33210
%e 28 16605
%e 29 7585
%e 30 3034
%e 31 1312
%e 32 410
%e 41 1
%K nonn,fini,full
%O 0,10
%A _N. J. A. Sloane_, Apr 07 2009
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