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A010238
Maximal size of binary code of length n and asymmetric distance 3.
2
1, 1, 2, 2, 2, 4, 4, 7, 12, 18
OFFSET
1,3
REFERENCES
T. Etzion, New lower bounds for asymmetric and unidirectional codes, IEEE Trans. Inform. Theory, 37 (1991), 1696-1705.
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: A326684 A366598 A350457 * A178799 A360360 A089819
KEYWORD
nonn
AUTHOR
STATUS
approved