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A034243 Number of quaternary codes (not necessarily linear) of length n with 6 words. 0
0, 23, 1643, 77194, 2877651, 90647411, 2479201432, 59893592245, 1295484202258, 25372355562592, 454245432823858, 7493960729135396 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
H. Fripertinger, Isometry Classes of Codes
H. Fripertinger, Enumeration, construction and random generation of block codes, Designs, Codes, Crypt., 14 (1998), 213-219.
CROSSREFS
Cf. A034188-.
Sequence in context: A264903 A003281 A330658 * A183480 A002439 A229814
KEYWORD
nonn,more
AUTHOR
EXTENSIONS
a(10)-a(12) from Sean A. Irvine, Aug 09 2020
STATUS
approved

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Last modified March 28 12:26 EDT 2024. Contains 371254 sequences. (Running on oeis4.)