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A034344
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Number of binary [ n,3 ] codes without 0 columns.
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12
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0, 0, 1, 3, 6, 12, 21, 34, 54, 82, 120, 174, 244, 337, 458, 613, 808, 1056, 1361, 1738, 2200, 2759, 3431, 4240, 5198
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,4
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REFERENCES
| H. Fripertinger and A. Kerber, in AAECC-11, Lect. Notes Comp. Sci. 948 (1995), 194-204.
Petr Lisonek, Combinatorial families enumerated by quasi-polynomials, Journal of Combinatorial Theory, Series A, Volume 114, Issue 4, May 2007, Pages 619-630.
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LINKS
| H. Fripertinger, Isometry Classes of Codes
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CROSSREFS
| Cf. A034253, A034344-.
Sequence in context: A011779 A161809 A084439 * A203292 A054578 A115855
Adjacent sequences: A034341 A034342 A034343 * A034345 A034346 A034347
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KEYWORD
| nonn
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AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com).
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