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Search: id:A034298
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| A034298 |
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a(n) = min_S max_i b_i where S={b_i} (1<=i<=n), b_i>0, b_i distinct and either b_i|b_{i-1} or b_{i-1}|b_i. |
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+0
2
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| 1, 2, 3, 4, 6, 6, 8, 9, 10, 12, 12, 14, 15, 16, 18, 18, 20, 21, 22, 24, 24, 26, 27, 28, 30, 30, 32, 33, 35, 36
(list; graph; listen)
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OFFSET
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1,2
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COMMENT
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For example, a(12)=14 because of {9, 3, 6, 12, 4, 8, 2, 10, 5, 1, 7, 14} and the fact that no sequence of 12 distinct positive integers < 14 has this division property.
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LINKS
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E. J. Friedman, Math. Magic
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CROSSREFS
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Sequence in context: A151970 A142727 A112275 this_sequence A092404 A094871 A157450
Adjacent sequences: A034295 A034296 A034297 this_sequence A034299 A034300 A034301
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KEYWORD
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nice,nonn
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AUTHOR
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Erich Friedman (erich.friedman(AT)stetson.edu)
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