id:A133052 - OEIS Search Results

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Cubes of perfect numbers.

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216, 21952, 122023936, 536971313152, 37765098493683020333056, 633810793114959508165535727616, 2596133574015276570584768736919552, 12259964309800138562370625617974597033693433427658801152 (list; graph; listen)

	OFFSET	`1,1`
	FORMULA	`a(n) = A000396(n)^3`
	EXAMPLE	`a(2)=21952 because the second perfect number is 28 and 28^3=21952.`
	CROSSREFS	`Cf. A000578, A030078. Perfect numbers: A000396.` `Sequence in context: A017595 A131643 A046234 this_sequence A078204 A124009 A134358` `Adjacent sequences: A133049 A133050 A133051 this_sequence A133053 A133054 A133055`
	KEYWORD	`nonn`
	AUTHOR	`Omar E. Pol (info(AT)polprimos.com), Oct 30 2007`
	EXTENSIONS	`More terms from Olaf Voss (richyfourtythree(AT)yahoo.com), Feb 13 2008`

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Last modified December 4 15:51 EST 2008. Contains 151308 sequences.

AT&T Labs Research