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A010093 Weight distribution of d=4 Hamming code of length 127. 1
1, 0, 82677, 40346376, 10472045985, 1633772700952, 167982323077989, 12100259735369136, 638087062835640873, 25460924781434105040, 788752649609653468509, 19363706818511194074168 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

REFERENCES

F. J. MacWilliams and N. J. A. Sloane, The Theory of Error-Correcting Codes, Elsevier-North Holland, 1978, p. 129.

LINKS

Georg Fischer, Table of n, a(n) for n = 0..62

List of weight distributions

FORMULA

a(n) = A010088(2n). - Georg Fischer, Jul 14 2020

MATHEMATICA

m:=127; RecurrenceTable[{a[n]==(Binomial[m, n-1]-a[n-1]-(m-n+2)*a[n-2])/n,

a[0]==1, a[1]==0}, a, {n, 0, m}][[1;; m-2;; 2]] (* Georg Fischer, Jul 14 2020; from the reference p. 129 *)

CROSSREFS

Cf. A010088.

Sequence in context: A230786 A253937 A218187 * A046381 A237330 A217127

Adjacent sequences:  A010090 A010091 A010092 * A010094 A010095 A010096

KEYWORD

nonn,fini,full

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified May 21 12:37 EDT 2022. Contains 353908 sequences. (Running on oeis4.)