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A034207 Number of binary codes (not necessarily linear) of length n with 12 words. 0
0, 0, 0, 19, 65664, 73500514, 37504171766, 12562875567065, 3267743403989063, 716661691995997667, 138409456269288832810, 24126483152959778734211, 3853212295470158037255129 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,4

REFERENCES

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

LINKS

Table of n, a(n) for n=1..13.

H. Fripertinger, Isometry Classes of Codes

CROSSREFS

Cf. A034188-.

Sequence in context: A216529 A145851 A182374 * A098970 A172751 A013764

Adjacent sequences:  A034204 A034205 A034206 * A034208 A034209 A034210

KEYWORD

nonn

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified January 25 08:01 EST 2021. Contains 340416 sequences. (Running on oeis4.)