id:A030078 - OEIS Search Results

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Cubes of primes.

+0
38

8, 27, 125, 343, 1331, 2197, 4913, 6859, 12167, 24389, 29791, 50653, 68921, 79507, 103823, 148877, 205379, 226981, 300763, 357911, 389017, 493039, 571787, 704969, 912673, 1030301, 1092727, 1225043, 1295029, 1442897 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`Numbers with exactly three factorizations: A001055(a(n)) = 3 (e.g. a(4) = 1343 = 749 = 777). - Reinhard Zumkeller (reinhard.zumkeller(AT)lhsystems.com), Dec 29, 2001`
	LINKS	`Eric Weisstein's World of Mathematics, Link to a section of The World of Mathematics.`
	FORMULA	`n such that A062799(n)=3 - Benoit Cloitre (benoit7848c(AT)orange.fr), Apr 06 2002`
	PROGRAM	`(SAGE) BB = primes_first_n(36) list = [] for i in range(36): list.append(BB[i]^3) list - Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), May 15 2007`
	CROSSREFS	`Cf. A001248, A060800, A131991.` `Sequence in context: A030162 A062838 A046452 this_sequence A051751 A133042 A056570` `Adjacent sequences: A030075 A030076 A030077 this_sequence A030079 A030080 A030081`
	KEYWORD	`nonn`
	AUTHOR	`Patrick De Geest (pdg(AT)worldofnumbers.com)`

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.

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