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A051014 Nondividing sets on {1,2,...,n}. +0
2
1, 2, 3, 5, 7, 11, 14, 21, 27, 38, 52, 73, 90, 123, 159, 211, 263, 344, 413, 535, 658, 832, 1026, 1276, 1499, 1846, 2226, 2708, 3229, 3912, 4592, 5541, 6495, 7795, 9207, 10908, 12547, 14852, 17358, 20493, 23709 (list; graph; listen)
OFFSET

0,2

COMMENT

A set is called nondividing if no element divides the sum of any nonempty subset of the other elements.

LINKS

Eric Weisstein's World of Mathematics, Link to a section of The World of Mathematics.

CROSSREFS

Sequence in context: A051056 A055803 A023027 this_sequence A035968 A112581 A035976

Adjacent sequences: A051011 A051012 A051013 this_sequence A051015 A051016 A051017

KEYWORD

nonn,nice

AUTHOR

Eric Weisstein (eric(AT)weisstein.com)

EXTENSIONS

More terms from David Wasserman (wasserma(AT)spawar.navy.mil), Feb 15 2002

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Last modified December 16 17:18 EST 2009. Contains 170825 sequences.


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