A015066 Weight distribution of [50,22,7] code associated with Hoffman-Singleton and Higman-Sims graphs.

1, 0, 0, 0, 0, 0, 0, 50, 0, 0, 0, 0, 1050, 0, 925, 12700, 21875, 34300, 68250, 107800, 169925, 258000, 333300, 404250, 453250, 462952, 453250, 404250, 333300, 258000, 169925, 107800, 68250, 34300, 21875, 12700, 925, 0, 1050, 0, 0, 0, 0, 50, 0, 0, 0, 0, 0, 0, 1

Offset

0,8

Links

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

Sequence in context: A303146 A023936 A324676 * A022078 A337330 A174914

Adjacent sequences: A015063 A015064 A015065 * A015067 A015068 A015069

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