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A034347 Number of binary [ n,6 ] codes without 0 columns. 1
0, 0, 0, 0, 0, 1, 6, 25, 99, 385, 1472, 5676, 22101, 87404, 350097, 1413251, 5708158, 22903161, 90699398, 352749035, 1342638839, 4990325414, 18090636016, 63933709870, 220277491298 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,7

REFERENCES

H. Fripertinger and A. Kerber, in AAECC-11, Lect. Notes Comp. Sci. 948 (1995), 194-204.

LINKS

Table of n, a(n) for n=1..25.

H. Fripertinger, Isometry Classes of Codes

CROSSREFS

Cf. A034253, A034344-.

First differences of A034360.

Sequence in context: A214955 A286433 A034559 * A009121 A323824 A037537

Adjacent sequences:  A034344 A034345 A034346 * A034348 A034349 A034350

KEYWORD

nonn

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified April 20 06:19 EDT 2019. Contains 322294 sequences. (Running on oeis4.)