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A034358 Number of binary [ n,4 ] codes. 0
0, 0, 0, 1, 5, 16, 43, 106, 240, 516, 1060, 2108, 4064, 7641, 14036, 25253, 44560, 77245, 131658, 220883, 365027, 594674, 955649, 1515908, 2374875 (list; graph; refs; listen; history; internal format)
OFFSET

1,5

REFERENCES

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

LINKS

H. Fripertinger, Isometry Classes of Codes

CROSSREFS

Cf. A034253, A034254, A034253.

Sequence in context: A002662 A143962 A066634 * A036888 A053221 A137221

Adjacent sequences:  A034355 A034356 A034357 * A034359 A034360 A034361

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

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Last modified February 15 17:13 EST 2012. Contains 205828 sequences.