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A034237 Number of quaternary codes of length 6 with n words. 0
1, 1, 6, 57, 2309, 292103, 90647411, 37593032352, 16429342163157, 6925787777638463, 2729333815881686935, 995740669987430403414, 335945077218184962957540, 105067580130605231781256012 (list; graph; refs; listen; history; text; internal format)
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..13.

H. Fripertinger, Isometry Classes of Codes

CROSSREFS

Cf. A034188-.

Sequence in context: A145170 A180255 A034218 * A291628 A197543 A184708

Adjacent sequences:  A034234 A034235 A034236 * A034238 A034239 A034240

KEYWORD

nonn

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified May 25 23:28 EDT 2020. Contains 334607 sequences. (Running on oeis4.)