A034215 - OEIS

%I #10 Aug 08 2020 01:28:29

%S 1,1,3,10,34,105,321,846,1984,4023,7074,10770,14253,16384,16384,14253,

%T 10770,7074,4023,1984,846,321,105,34,10,3,1,1

%N Number of ternary codes of length 3 with n words.

%H H. Fripertinger, <a href="http://www.mathe2.uni-bayreuth.de/frib/codes/tables.html">Isometry Classes of Codes</a>

%H H. Fripertinger, <a href="https://doi.org/10.1023/A:1008248618779">Enumeration, construction and random generation of block codes</a>, Designs, Codes, Crypt., 14 (1998), 213-219.

%Y Cf. A034188-.

%K nonn,fini,full

%O 0,3

%A _N. J. A. Sloane_.