login

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

Weight distribution of [127,85,13] primitive binary BCH code.
0

%I #3 Mar 10 2020 12:45:31

%S 1,0,0,0,0,0,0,0,0,0,0,0,0,37338,304038,2765171,19356197,120511062,

%T 736456490,4254825120,22976055648,116946815128,563471018344,

%U 2572832433192,11148940543832,45932301765896,180195953081592

%N Weight distribution of [127,85,13] primitive binary BCH code.

%C Taken from the Terada-Asatani-Koumoto web site.

%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 13 37338

%e 14 304038

%e 15 2765171

%e 16 19356197

%e 17 120511062

%e 18 736456490

%e 19 4254825120

%e 20 22976055648

%e 21 116946815128

%e 22 563471018344

%e 23 2572832433192

%e 24 11148940543832

%e 25 45932301765896

%e 26 180195953081592

%e 27 674068141291552

%e 28 2407386218898400

%e 29 8218318807817700

%e 30 26846508105537820

%e 31 84003630206285335

%e 32 252010890618856005

%e 33 725485270431034204

%e 34 2005753394721094564

%e 35 5329578453891002208

%e 36 13620033826610338976

%e 37 33497888613978280856

%e 38 79337104612053823080

%e 39 181051514595404686520

%e 40 398313332109890310344

%e 41 845200655457206410824

%e 42 1730648961174279793592

%e 43 3421053531524459146976

%e 44 6531102196546694735136

%e 45 12046243676621580284950

%e 46 21473738727890643116650

%e 47 37007967999965035636815

%e 48 61679946666608392728025

%e 49 99443084472187562469850

%e 50 155131211776612597452966

%e 51 234217935266501535841856

%e 52 342318520774117629307328

%e 53 484412539142761364319408

%e 54 663824590677117425178448

%e 55 881077115140173446537616

%e 56 1132813433751651574119792

%e 57 1411046966524042912822672

%e 58 1702987718218672480992880

%e 59 1991631603759623808010560

%e 60 2257182484260906982411968

%e 61 2479198069173803562266808

%e 62 2639146331701145727574344

%e 63 2722931351686722258912739

%e 64 2722931351686722258912739

%e 65 2639146331701145727574344

%e 66 2479198069173803562266808

%e 67 2257182484260906982411968

%e 68 1991631603759623808010560

%e 69 1702987718218672480992880

%e 70 1411046966524042912822672

%e 71 1132813433751651574119792

%e 72 881077115140173446537616

%e 73 663824590677117425178448

%e 74 484412539142761364319408

%e 75 342318520774117629307328

%e 76 234217935266501535841856

%e 77 155131211776612597452966

%e 78 99443084472187562469850

%e 79 61679946666608392728025

%e 80 37007967999965035636815

%e 81 21473738727890643116650

%e 82 12046243676621580284950

%e 83 6531102196546694735136

%e 84 3421053531524459146976

%e 85 1730648961174279793592

%e 86 845200655457206410824

%e 87 398313332109890310344

%e 88 181051514595404686520

%e 89 79337104612053823080

%e 90 33497888613978280856

%e 91 13620033826610338976

%e 92 5329578453891002208

%e 93 2005753394721094564

%e 94 725485270431034204

%e 95 252010890618856005

%e 96 84003630206285335

%e 97 26846508105537820

%e 98 8218318807817700

%e 99 2407386218898400

%e 100 674068141291552

%e 101 180195953081592

%e 102 45932301765896

%e 103 11148940543832

%e 104 2572832433192

%e 105 563471018344

%e 106 116946815128

%e 107 22976055648

%e 108 4254825120

%e 109 736456490

%e 110 120511062

%e 111 19356197

%e 112 2765171

%e 113 304038

%e 114 37338

%e 127 1

%K nonn,fini

%O 0,14

%A _N. J. A. Sloane_, Jul 13 2009