A034188 - OEIS

A034188

Number of binary codes of length 3 with n words.

1, 1, 3, 3, 6, 3, 3, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0

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OFFSET

0,3

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=0..98.

H. Fripertinger, Isometry Classes of Codes

CROSSREFS

Cf. A034189, A034190, A034191, A034192, A034193, A034194, A034195, A034196, A034197.

A row of A039754.

Sequence in context: A236258 A105158 A020813 * A184849 A335870 A339496

Adjacent sequences: A034185 A034186 A034187 * A034189 A034190 A034191

KEYWORD

nonn

AUTHOR

N. J. A. Sloane.

STATUS

approved