A015069 - OEIS

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A015069

Weight distribution of [100,78,6] code associated with Hoffman-Singleton and Higman-Sims graphs.

1, 0, 0, 3850, 0, 8625540, 504741475, 21060732550, 641604305375, 14622264133400, 255578801503795, 3496197414021950, 38040184865580975, 333583288959605300, 2383620258950558925, 14005822677643540370, 68193674451079227050, 276907651030419444000, 942804612331379390725, 2703690041528811696900, 6554715235199646035290, 13474850115575617584200, 23545377618939915393150, 35033702002644035359900, 44444350668327576562750, 48108741996656177342352

(list; graph; refs; listen; history; text; internal format)

OFFSET

0,4

LINKS

Sean A. Irvine, Table of n, a(n) for n = 0..50

V. D. Tonchev, Binary codes derived from the Hoffman-Singleton and Higman-Sims graphs, IEEE Trans. Inform. Theory, 43 (1997), 1021-1025.

CROSSREFS

Cf. A015070, A015071.

Sequence in context: A180505 A252878 A234918 * A015070 A031629 A220752

Adjacent sequences: A015066 A015067 A015068 * A015070 A015071 A015072

KEYWORD

nonn,fini,full

AUTHOR

N. J. A. Sloane.

EXTENSIONS

More terms from C. Ronaldo (aga_new_ac(AT)hotmail.com), Jan 17 2005

STATUS

approved