id:A139690 - OEIS Search Results

Search: id:A139690

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A109611(n) + 2.

+0
6

4, 5, 7, 9, 13, 15, 19, 21, 25, 31, 33, 39, 43, 49, 55, 61, 69, 73, 85, 91, 103, 109, 111, 115, 129, 133, 139, 141, 151, 159, 169, 181, 183, 193, 199, 201, 213, 229, 235, 241, 253, 259, 265, 271, 283, 295, 309, 313, 319, 339, 349, 355, 361, 381, 391, 403, 411 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`Intersection of A052147 and A037143; A006512 is a subsequence;` `A010051(a(n)) = A139689(n); A064911(a(n)) = 1 - A139689(n);` `A001222(a(n)) = 2 - A139689(n).`
	LINKS	`R. Zumkeller, Table of n, a(n) for n = 1..1000` `Eric Weisstein's World of Mathematics, Chen Prime`
	CROSSREFS	`Sequence in context: A032360 A117150 A052147 this_sequence A035266 A035264 A153085` `Adjacent sequences: A139687 A139688 A139689 this_sequence A139691 A139692 A139693`
	KEYWORD	`nonn`
	AUTHOR	`Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Apr 29 2008`

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Last modified March 20 09:10 EDT 2010. Contains 173642 sequences.

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