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Maximal numbers of codewords in mixed code with 3 binary coordinates and n ternary coordinates with Hamming distance 3.
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%I #11 Feb 02 2020 21:41:36

%S 2,3,6,18,42

%N Maximal numbers of codewords in mixed code with 3 binary coordinates and n ternary coordinates with Hamming distance 3.

%H Patric R. J. Östergård, <a href="https://users.aalto.fi/~pat/23.html">Classification of small binary/ternary one-error-correcting codes (Appendix)</a>, Discrete Mathematics 223 (2000), 253-262.

%Y Cf. A057574-A057584, A050142.

%K nonn,more

%O 0,1

%A _N. J. A. Sloane_, Oct 04 2000