A057574 - OEIS

%I #12 Feb 02 2020 21:42:54

%S 1,1,2,3,6,8,16,26,50

%N Maximal numbers of codewords in mixed code with n binary coordinates and 1 ternary coordinate 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. A057575-A057584, A050142.

%K nonn,more

%O 0,3

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