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Number of binary codes of length 11 with n words.
11

%I #16 Aug 07 2020 03:29:44

%S 1,1,11,71,1727,71218,6232542,840130123,142255064793,26089682147964,

%T 4776270743160543,838032011887365999,138409456269288832810,

%U 21380210213948881081642,3086290263475796210940632

%N Number of binary codes of length 11 with n words.

%H Sean A. Irvine, <a href="/A034196/b034196.txt">Table of n, a(n) for n = 0..2048</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, A034189, A034190, A034191, A034192, A034193, A034194, A034195, A034197.

%K nonn,fini,full

%O 0,3

%A _N. J. A. Sloane_.