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A034242
Number of quaternary codes (not necessarily linear) of length n with 5 words.
0
0, 13, 254, 3227, 32970, 292103, 2303283, 16388502, 106287822, 633822588, 3502418937, 18058528687
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: A157946 A352653 A321849 * A142811 A034833 A101004
KEYWORD
nonn,more
AUTHOR
EXTENSIONS
a(10)-a(12) from Sean A. Irvine, Aug 09 2020
STATUS
approved