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A034216
Number of ternary codes of length 4 with n words.
1
1, 1, 4, 20, 144, 1245, 12473, 120213, 1067757, 8508432, 60801152, 391078610, 2277606189, 12079172109, 58646808981, 261900799332, 1080219903328, 4129996450120, 14683917874810, 48687786994190, 150930310833366
OFFSET
0,3
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: A376528 A004204 A160567 * A144009 A301270 A366183
KEYWORD
nonn,fini,full
AUTHOR
STATUS
approved