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A004047 The coding-theoretic function A(n,10,9). 0
1, 1, 1, 1, 1, 2, 3, 4, 6, 10, 19 (list; graph; refs; listen; history; text; internal format)
OFFSET

9,6

REFERENCES

A. E. Brouwer, J. B. Shearer, N. J. A. Sloane and W. D. Smith, New table of constant weight codes, IEEE Trans. Info. Theory 36 (1990), 1334-1380.

CRC Handbook of Combinatorial Designs, 1996, p. 411.

LINKS

Table of n, a(n) for n=9..19.

A. E. Brouwer, Bounds for binary constant weight codes

Index entries for sequences related to A(n,d,w)

CROSSREFS

Sequence in context: A317200 A056469 A228863 * A093912 A181054 A134696

Adjacent sequences:  A004044 A004045 A004046 * A004048 A004049 A004050

KEYWORD

nonn,hard

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified October 19 21:28 EDT 2019. Contains 328244 sequences. (Running on oeis4.)