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A057581 Maximal numbers of codewords in mixed code with 3 binary coordinates and n ternary coordinates with Hamming distance 3. 0
2, 3, 6, 18, 42 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Table of n, a(n) for n=0..4.

P. R. J. Ostergard, Classification of small binary/ternary one-error-correcting codes (Appendix), Discrete Mathematics 223 (2000), 253-262.

CROSSREFS

Cf. A057574-A057584, A050142.

Sequence in context: A294455 A277703 A080338 * A089424 A083563 A038056

Adjacent sequences:  A057578 A057579 A057580 * A057582 A057583 A057584

KEYWORD

nonn,more

AUTHOR

N. J. A. Sloane, Oct 04 2000

STATUS

approved

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Last modified January 29 01:42 EST 2020. Contains 331328 sequences. (Running on oeis4.)