A034218 - OEIS

%I #10 Aug 08 2020 01:28:50

%S 1,1,6,57,1470,82918,7194272,664545445,57778060974,4570181600483,

%T 327615878641570,21381615692198496,1278652375557906920,

%U 70509371505314767968,3605811115784411350607

%N Number of ternary codes of length 6 with n words.

%H Sean A. Irvine, <a href="/A034218/b034218.txt">Table of n, a(n) for n = 0..729</a>

%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_.