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A091849
Maximal size of (n,4,2) optical orthogonal code.
0
1, 1, 1, 3, 3, 3, 4, 6, 7, 8, 9, 11, 12, 14, 15, 17, 18
OFFSET
7,4
COMMENTS
Conjectured to agree with A091848 except for n = 9 and 13.
LINKS
W. Chu and C. J. Colbourn, Optimal (n,4,2)-OCC of small orders, Discrete Math., 279 (2004), 163-172.
CROSSREFS
Cf. A091848.
Sequence in context: A167025 A238505 A259897 * A035567 A219328 A108688
KEYWORD
nonn,more
AUTHOR
N. J. A. Sloane, Mar 13 2004
STATUS
approved