A152089 - OEIS

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A152089

Numbers n such that n! is not the sum of two nonnegative triangular numbers.

6, 11, 12, 14, 18, 19, 20, 22, 23, 25, 26, 30, 31, 35, 36, 37, 38, 39, 40, 41, 43, 44, 45, 46, 47, 48, 50, 51, 52, 53, 55, 56, 57, 58, 60, 61, 62, 63, 64, 65, 67, 69, 70, 71, 73, 74, 75, 76, 77, 78, 82, 83, 84, 87, 88, 89, 90, 91, 92, 93, 94, 97, 98, 100, 101, 103, 104, 105, 106, 107, 108 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,1`
	COMMENTS	`Up to 300 these are also members: 110, 111, 112, 113, 115, 116, 117, 119, 120, 121, 122, 123, 124, 127, 128, 130, 132, 136, 137, 138, 142, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 163, 166, 167, 168, 169, 170, 172, 174, 175, 176, 177, 179, 180, 181, 182, 183, 185, 186, 187, 188, 191, 193, 194, 195, 196, 197, 198, 200, 201, 202, 203, 204, 205, 206, 207, 210, 211, 213, 214, 215, 216, 218,` `223, 225, 226, 227, 228, 229, 230, 231, 232, 236, 237, 238, 239, 240, 241, 243, 245, 246, 247, 249, 250, 251, 253, 255, 256, 257, 258, 260, 261, 262, 263, 265, 266, 267, 269, 270, 271, 272, 273, 274, 276, 278, 279, 281, 282, 283, 284, 285, 286, 287, 288, 289, 290, 292, 293, 294, 295, 297, 298. - G. Guninski, Oct 12 2010`
	LINKS	`Factor Database, Factors of the numbers 4z!+1` `Factor Database, Factors [From G. Guninski, Oct 12 2010]` `G. Guninski, Factors`
	CROSSREFS	`Complement of A180590.` `Sequence in context: A134012 A103704 A135998 * A015870 A004471 A175021` `Adjacent sequences: A152086 A152087 A152088 * A152090 A152091 A152092`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Sep 24 2010`
	EXTENSIONS	`69 added by N. J. A. Sloane (njas(AT)research.att.com), Sep 24 2010 using the data from the Factor Database web site.` `Further terms from G. Guninski and D. S. McNeil, Sep 24 2010` `Terms from 93 on from G. Guninski, Oct 12 2010`

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Last modified February 17 17:35 EST 2012. Contains 206061 sequences.