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A112276 Smallest number greater than n having not more divisors than n; a(1)=1. +0
4
1, 3, 5, 5, 7, 7, 11, 9, 11, 11, 13, 13, 17, 15, 17, 17, 19, 19, 23, 21, 22, 23, 29, 25, 29, 27, 29, 29, 31, 31, 37, 33, 34, 35, 37, 37, 41, 39, 41, 41, 43, 43, 47, 45, 46, 47, 53, 49, 53, 51, 53, 53, 59, 55, 57, 57, 58, 59, 61, 61, 67, 65, 65, 65, 67, 67, 71, 69, 71, 71, 73, 73 (list; graph; listen)
OFFSET

1,2

COMMENT

A000005(a(n)) <= A000005(n) and A000005(k) > A000005(n) for n<k<a(n);

the odd primes (A065091) are a subsequence, see A112277 for numbers m such that a(m) is composite.

CROSSREFS

Cf. A079427, A112275.

Sequence in context: A103332 A079886 A087243 this_sequence A079578 A066169 A087821

Adjacent sequences: A112273 A112274 A112275 this_sequence A112277 A112278 A112279

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)lhsystems.com), Sep 01 2005

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Last modified July 23 17:35 EDT 2008. Contains 142285 sequences.


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