id:A048995 - OEIS Search Results

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Numbers that are not the sum of the nontrivial factors (excluding 1 and n) of some natural number.

+0
5

1, 4, 51, 87, 95, 119, 123, 145, 161, 187, 205, 209, 215, 237, 245, 247, 261, 267, 275, 287, 289, 291, 303, 305, 321, 323, 325, 335, 341, 371, 405, 407, 425, 429, 447, 471, 473, 497, 515, 517, 519, 529, 539, 551, 555, 561, 575, 583, 611, 623, 625, 627, 657 (list; graph; listen)

	OFFSET	`1,2`
	CROSSREFS	`Complement of A048050.` `Sequence in context: A026865 A016078 A122464 this_sequence A000516 A000854 A110908` `Adjacent sequences: A048992 A048993 A048994 this_sequence A048996 A048997 A048998`
	KEYWORD	`nonn,nice`
	AUTHOR	`Bill Taylor (W.Taylor(AT)math.canterbury.ac.nz)`
	EXTENSIONS	`Corrected and extended by Jud McCranie, j.mccranie(AT)comcast.net`

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Last modified July 26 13:41 EDT 2008. Contains 142293 sequences.

AT&T Labs Research