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A030639 Weight distribution of [128,43,32] extended binary primitive BCH (or XBCH) code. 0

%I #8 Apr 05 2020 18:07:10

%S 1,0,0,0,0,0,0,0,124460,8810752,263542272,4521151232,44899876672,

%T 262118734080,915924097536,1931974003456,2476672341286,1931974003456,

%U 915924097536,262118734080,44899876672,4521151232,263542272,8810752,124460,0,0,0,0,0,0,0,1

%N Weight distribution of [128,43,32] extended binary primitive BCH (or XBCH) code.

%C The design distance is 30.

%H M. Terada, J. Asatani and T. Koumoto, <a href="http://isec.ec.okayama-u.ac.jp/home/kusaka/wd/index.html">Weight Distribution</a>

%e The weight distribution is:

%e i A_i

%e 0 1

%e 32 124460

%e 36 8810752

%e 40 263542272

%e 44 4521151232

%e 48 44899876672

%e 52 262118734080

%e 56 915924097536

%e 60 1931974003456

%e 64 2476672341286

%e 68 1931974003456

%e 72 915924097536

%e 76 262118734080

%e 80 44899876672

%e 84 4521151232

%e 88 263542272

%e 92 8810752

%e 96 124460

%e 128 1

%K nonn,fini,full

%O 0,9

%A _N. J. A. Sloane_, Eric Rains

%E More terms from _Sean A. Irvine_, Apr 05 2020

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Last modified March 29 07:27 EDT 2024. Contains 371265 sequences. (Running on oeis4.)