A010558 - OEIS

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A010558

Maximal size of binary code of length n correcting 2 unidirectional errors.

1, 1, 1, 2, 2, 2, 4, 6, 10 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,4`
	REFERENCES	`J. H. Weber, Bounds and Constructions for Binary Block Codes Correcting Asymmetric or Unidirectional Errors, Ph. D. Thesis, Tech. Univ. Delft, 1989.` `J. H. Weber, C. de Vroedt and D. E. Boekee, Bounds and constructions for binary codes of length less than 24 and asymmetric distance less than 6, IEEE Trans. Inform. Theory, 34 (1988), 1321-1332.`
	CROSSREFS	`Sequence in context: A187504 A036654 A191651 * A060827 A188288 A064355` `Adjacent sequences: A010555 A010556 A010557 * A010559 A010560 A010561`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified February 17 09:17 EST 2012. Contains 206009 sequences.