id:A104243 - OEIS Search Results

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Semiprimes of the form prime(n) + prime(n+2) - prime(n+1).

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4, 9, 15, 21, 25, 35, 39, 49, 55, 65, 69, 77, 85, 91, 93, 111, 123, 133, 141, 155, 161, 169, 183, 209, 215, 235, 247, 249, 265, 291, 309, 323, 327, 339, 341, 355, 361, 365, 377, 391, 393, 411, 437, 445, 451, 453, 505, 511, 515, 529, 551, 553, 565, 581, 583, 611 (list; graph; listen)

	OFFSET	`1,1`
	CROSSREFS	`Adjacent sequences: A104240 A104241 A104242 this_sequence A104244 A104245 A104246` `Sequence in context: A078505 A107986 A062721 this_sequence A099055 A103396 A103397`
	KEYWORD	`nonn`
	AUTHOR	`Giovanni Teofilatto (g.teofilatto(AT)tiscalinet.it), Apr 03 2005`
	EXTENSIONS	`Corrected and extended by Rick L. Shepherd (rshepherd2(AT)hotmail.com), May 18 2005`

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Last modified May 16 23:01 EDT 2008. Contains 139884 sequences.

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