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A034234 Number of quaternary codes of length 3 with n words. 0
1, 1, 3, 10, 55, 254, 1643, 10164, 63488, 364843, 1930906, 9262768, 40411006, 160421289, 581839267, 1934022164 (list; graph; refs; listen; history; internal format)
OFFSET

0,3

REFERENCES

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

LINKS

H. Fripertinger, Isometry Classes of Codes

CROSSREFS

Cf. A034188-.

Sequence in context: A071895 A054422 A074503 * A081721 A013009 A203416

Adjacent sequences:  A034231 A034232 A034233 * A034235 A034236 A034237

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

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Last modified February 15 15:20 EST 2012. Contains 205823 sequences.