id:A091922 - OEIS Search Results

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Smallest m such that the decimal representation of the m-th prime interpreted in base n is not a prime, but prime in bases 10<=b<n.

+0
2

5, 10, 19, 18, 3801, 6167 (list; graph; listen)

	OFFSET	`11,1`
	COMMENT	`A090862(a(n))=n and A090862(m)<>n for m<a(n).`
	CROSSREFS	`Sequence in context: A153370 A119135 A083287 this_sequence A030776 A115289 A134467` `Adjacent sequences: A091919 A091920 A091921 this_sequence A091923 A091924 A091925`
	KEYWORD	`nonn,base,more`
	AUTHOR	`Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Feb 13 2004`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.