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Search: id:A036831
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| A036831 |
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Schoenheim bound L_1(n,4,3). |
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+0
2
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| 1, 4, 6, 11, 14, 25, 30, 47, 57, 78, 91, 124, 140, 183, 207, 257, 285, 352, 385, 466, 510, 600, 650, 763, 819, 950, 1020, 1163, 1240, 1411, 1496, 1689, 1791, 1998, 2109, 2350, 2470, 2737, 2877, 3161, 3311, 3634, 3795, 4148, 4332, 4704
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OFFSET
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4,2
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REFERENCES
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W. H. Mills and R. C. Mullin, Coverings and packings, pp. 371-399 of J. H. Dinitz and D. R. Stinson, editors,a Contemporary Design Theory, Wiley, 1992. See Eq. 1.
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LINKS
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Index entries for covering numbers
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MAPLE
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L := proc(v, k, t, l) local i, t1; t1 := l; for i from v-t+1 to v do t1 := ceil(t1*i/(i-(v-k))); od: t1; end; # gives Schoenheim bound L_l(v, k, t). Current sequence is L_1(n, 4, 3, 1).
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CROSSREFS
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Lower bound to A011979. Cf. A011975.
A column of A036838.
Sequence in context: A153357 A002732 A144065 this_sequence A084263 A060180 A008369
Adjacent sequences: A036828 A036829 A036830 this_sequence A036832 A036833 A036834
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KEYWORD
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nonn
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com), Jan 11 2002
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