id:A118893 - OEIS Search Results

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Numbers n such that n-1 and n are a pair of consecutive powerful numbers.

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9, 289, 676, 9801, 12168, 235225, 332929, 465125, 1825201, 11309769, 384199201, 592192225, 4931691076, 5425069448, 13051463049, 221322261601, 443365544449, 865363202001, 8192480787001, 11968683934832, 13325427460801 (list; graph; listen)

	OFFSET	`1,1`
	LINKS	`Eric Weisstein's World of Mathematics, Powerful Number`
	FORMULA	`A060355(n)+1`
	CROSSREFS	`Cf. A060355.` `Sequence in context: A012234 A012141 A110553 this_sequence A078326 A055792 A053935` `Adjacent sequences: A118890 A118891 A118892 this_sequence A118894 A118895 A118896`
	KEYWORD	`nonn`
	AUTHOR	`Eric Weisstein (eric(AT)weisstein.com), May 04, 2006`

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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.

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