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%I #16 Feb 02 2020 21:41:45
%S 1,2,4,9,22
%N Maximal numbers of codewords in mixed code with 2 binary coordinates and n ternary coordinates with Hamming distance 3.
%C Is this sequence equal to A105633? - _Paul D. Hanna_, Apr 17 2005
%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 0,2
%A _N. J. A. Sloane_, Oct 04 2000
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