A119748 - OEIS

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A119748

Numbers that are not the sum of a prime and a (nontrivial, positive) power.

1, 2, 5, 1549, 1771561 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`1,2`
	COMMENTS	`From a question raised by Tanya Khovanova.` `1771561 = 11^6 is the first composite number here. - T. D. Noe, Sep 29 2011`
	LINKS	`Table of n, a(n) for n=1..5.`
	CROSSREFS	`Cf. A119747.` `Sequence in context: A176117 A078748 A051131 * A101341 A079014 A215436` `Adjacent sequences: A119745 A119746 A119747 * A119749 A119750 A119751`
	KEYWORD	`nonn,more`
	AUTHOR	`David W. Wilson, Jul 30 2006`
	EXTENSIONS	`1771561 from Max Alekseyev, Jul 31 2006`
	STATUS	`approved`

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Last modified May 26 02:03 EDT 2013. Contains 225652 sequences.