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A093032 Smallest k>0 such that at least two primes exist that are not less than n-k and not greater than n+k. +0
1
3, 2, 1, 1, 1, 2, 1, 2, 3, 2, 3, 2, 1, 2, 3, 2, 3, 2, 1, 2, 3, 2, 3, 4, 5, 4, 3, 4, 3, 2, 1, 2, 3, 4, 3, 4, 5, 4, 3, 2, 3, 2, 1, 2, 3, 2, 3, 4, 5, 4, 3, 4, 5, 6, 5, 4, 3, 4, 3, 2, 1, 2, 3, 4, 3, 4, 5, 4, 3, 2, 3, 2, 1, 2, 3, 4, 3, 4, 5, 4, 3, 2, 3, 4, 5, 4, 3, 4, 5, 6, 7, 6, 5, 4, 5, 6, 5, 4, 3, 2, 3 (list; graph; listen)
OFFSET

0,1

COMMENT

2 <= A000720(n+a(n)) - A000720(n-a(n)-1) <= 3 for n>2.

CROSSREFS

Adjacent sequences: A093029 A093030 A093031 this_sequence A093033 A093034 A093035

Sequence in context: A016557 A073572 A073356 this_sequence A072115 A079948 A106689

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), May 07 2004

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Last modified October 13 09:05 EDT 2008. Contains 145008 sequences.


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