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Number of binary codes (not necessarily linear) of length n with 15 words.
0

%I #7 Jul 08 2025 20:08:48

%S 0,0,0,1,158658,3492397119,20560611034067,65003434860142353,

%T 146147123072487323183,265778774043268355827614,

%U 417043663631606786836726209,584590572309102875267882670132

%N Number of binary codes (not necessarily linear) of length n with 15 words.

%D H. Fripertinger, Enumeration, construction and random generation of block codes, Designs, Codes, Crypt., 14 (1998), 213-219.

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

%Y Cf. A034188-.

%K nonn

%O 1,5

%A _N. J. A. Sloane_