A057575 Maximal numbers of codewords in mixed code with n binary coordinates and 2 ternary coordinates with Hamming distance 3.

1, 2, 4, 6, 12, 22, 38, 72, 144, 288

Offset

0,2

Links

Table of n, a(n) for n=0..9.

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

Crossrefs

Cf. A057574-A057584, A050142.

Sequence in context: A102588 A005303 A292320 * A354580 A196700 A283834

Adjacent sequences: A057572 A057573 A057574 * A057576 A057577 A057578

Keyword

nonn,more

Author

N. J. A. Sloane, Oct 04 2000

Status

approved