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 A109488 Weight distribution of [64,18,22] extended binary primitive BCH (or XBCH) code. 0
 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 4224, 5040, 24192, 12544, 69888, 30366, 69888, 12544, 24192, 5040, 4224, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,12 LINKS N. Heninger, E. M. Rains and N. J. A. Sloane, On the Integrality of n-th Roots of Generating Functions, J. Combinatorial Theory, Series A, 113 (2006), 1732-1745. M. Terada, J. Asatani and T. Koumoto, Weight Distribution EXAMPLE x^64 + 4224*x^42*y^22 + 5040*x^40*y^24 + 24192*x^38*y^26 + 12544*x^36*y^28 + 69888*x^34*y^30 + 30366*x^32*y^32 + 69888*x^30*y^34 + 12544*x^28*y^36 + 24192*x^26*y^38 + 5040*x^24*y^40 + 4224*x^22*y^42 + y^64 The weight distribution is: i A_i 0 1 22 4224 24 5040 26 24192 28 12544 30 69888 32 30366 34 69888 36 12544 38 24192 40 5040 42 4224 64 1 CROSSREFS Sequence in context: A291136 A067140 A283725 * A245316 A046335 A046383 Adjacent sequences: A109485 A109486 A109487 * A109489 A109490 A109491 KEYWORD nonn,fini,full AUTHOR N. J. A. Sloane and Nadia Heninger, Aug 29 2005 STATUS approved

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Last modified February 5 18:47 EST 2023. Contains 360087 sequences. (Running on oeis4.)