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A109481 Weight enumerator of [64,45,8] extended BCH code. 2
1, 0, 0, 0, 27288, 501760, 12738432, 182458368, 1862977116, 13739292672, 74852604288, 306460084224, 956270217000, 2294484111360, 4268285380352, 6180152832000, 6991765639110, 6180152832000, 4268285380352, 2294484111360, 956270217000, 306460084224, 74852604288 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,5

LINKS

Georg Fischer, Table of n, a(n) for n = 0..32

N. Heninger, E. M. Rains and N. J. A. Sloane, On the Integrality of n-th Roots of Generating Functions, arXiv:math/0509316 [math.NT], 2005-2006; J. Combinatorial Theory, Series A, 113 (2006), 1732-1745.

M. Terada, J. Asatani and T. Koumoto, Weight Distribution

EXAMPLE

x^64 + 27288*x^56*y^8 + 501760*x^54*y^10 + 12738432*x^52*y^12 + 182458368*x^50*y^14 + 1862977116*x^48*y^16 + 13739292672*x^46*y^18 + 74852604288*x^44*y^20 + 306460084224*x^42*y^22 + 956270217000*x^40*y^24 + 2294484111360*x^38*y^26 + 4268285380352*x^36*y^28 + 6180152832000*x^34*y^30 + 6991765639110*x^32*y^32 + 6180152832000*x^30*y^34 + 4268285380352*x^28*y^36 + 2294484111360*x^26*y^38 + 956270217000*x^24*y^40 + 306460084224*x^22*y^42 + 74852604288*x^20*y^44 + 13739292672*x^18*y^46 + 1862977116*x^16*y^48 + 182458368*x^14*y^50 + 12738432*x^12*y^52 + 501760*x^10*y^54 + 27288*x^8*y^56 + y^64.

CROSSREFS

Cf. A109482.

Sequence in context: A099230 A267706 A237381 * A328214 A234686 A064967

Adjacent sequences:  A109478 A109479 A109480 * A109482 A109483 A109484

KEYWORD

nonn,fini,full

AUTHOR

N. J. A. Sloane and Nadia Heninger, Aug 29 2005

STATUS

approved

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Last modified May 27 16:48 EDT 2022. Contains 354110 sequences. (Running on oeis4.)