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A034200 Number of binary codes (not necessarily linear) of length n with 5 words. 0
0, 0, 3, 27, 131, 497, 1606, 4647, 12320, 30493, 71218, 158374, 337375, 691981 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

REFERENCES

H. Fripertinger, Enumeration, construction and random generation of block codes, Designs, Codes, Crypt., 14 (1998), 213-219.

LINKS

Table of n, a(n) for n=1..14.

H. Fripertinger, Isometry Classes of Codes

CROSSREFS

Cf. A034188-.

Sequence in context: A241678 A063263 A204809 * A306442 A080424 A285008

Adjacent sequences:  A034197 A034198 A034199 * A034201 A034202 A034203

KEYWORD

nonn

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified November 18 11:51 EST 2019. Contains 329261 sequences. (Running on oeis4.)