id:A085104 - OEIS Search Results

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Primes of the form 1+n+n^2+n^3+ ... +n^k, n > 1, k > 1.

+0
4

7, 13, 31, 43, 73, 127, 157, 211, 241, 307, 421, 463, 601, 757, 1093, 1123, 1483, 1723, 2551, 2801, 2971, 3307, 3541, 3907, 4423, 4831, 5113, 5701, 6007, 6163, 6481, 8011, 8191, 9901, 10303, 11131, 12211, 12433, 13807, 14281, 17293, 19183, 19531, 20023 (list; graph; listen)

	OFFSET	`1,1`
	LINKS	`T. D. Noe, Table of n, a(n) for n=1..3880`
	EXAMPLE	`13 is a term as 1+3+9.` `31 is a term as 1+2+4+8+16.`
	CROSSREFS	`Cf. A002383.` `Cf. A003424 (n restricted to prime powers), A059055` `Sequence in context: A087196 A074963 A110912 this_sequence A031158 A091431 A060800` `Adjacent sequences: A085101 A085102 A085103 this_sequence A085105 A085106 A085107`
	KEYWORD	`nonn`
	AUTHOR	`Amarnath Murthy and Meenakshi Srikanth (amarnath_murthy(AT)yahoo.com), Jul 03 2003`
	EXTENSIONS	`More terms from David Wasserman (wasserma(AT)spawar.navy.mil), Jan 26 2005`

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.

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