A140746 - OEIS

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A140746

Numbers n such that n^2 + 3 are powerful,(i.e.,are of the form a^2*b^3,with a>=1,b>=1).

1, 37, 79196, 177833, 9667939010, 2524807950507510523 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,2`
	REFERENCES	`J.-M. De Koninck, Ces nombres qui nous fascinent, Entry 37, pp 14, Ellipses, Paris 2008.`
	CROSSREFS	`Cf. A001694.` `Sequence in context: A096349 A015061 A015037 * A063681 A087020 A171407` `Adjacent sequences: A140743 A140744 A140745 * A140747 A140748 A140749`
	KEYWORD	`nonn`
	AUTHOR	`Lekraj Beedassy (blekraj(AT)yahoo.com), Jul 12 2008`

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Last modified February 17 11:46 EST 2012. Contains 206011 sequences.