%I #9 Aug 09 2020 07:27:37
%S 0,23,1643,77194,2877651,90647411,2479201432,59893592245,
%T 1295484202258,25372355562592,454245432823858,7493960729135396
%N Number of quaternary codes (not necessarily linear) of length n with 6 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,more
%O 1,2
%A _N. J. A. Sloane_.
%E a(10)-a(12) from _Sean A. Irvine_, Aug 09 2020
|