%I #8 Aug 09 2020 17:11:16
%S 0,4,160421289,301341514055753,212759983293659858532,
%T 105067580130605231781256012,42603172007898715981922337319015,
%U 14954884176034777008243661081645101440,4653866336699333619983205123375833231719464,1302561543355459585313305069725405805940542534756
%N Number of quaternary codes (not necessarily linear) of length n with 13 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
%O 1,2
%A _N. J. A. Sloane_.
%E More terms from _Sean A. Irvine_, Aug 09 2020