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 A152089 Numbers n such that n! is not the sum of two nonnegative triangular numbers. 3
 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; text; 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 R. K. Guy et al., Emails about A152089 CROSSREFS Complement of A180590. Sequence in context: A135998 A242825 A276136 * A212773 A230996 A219553 Adjacent sequences:  A152086 A152087 A152088 * A152090 A152091 A152092 KEYWORD nonn AUTHOR N. J. A. Sloane, Sep 24 2010 EXTENSIONS 69 added by N. J. A. Sloane, 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 STATUS approved

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Last modified May 19 13:24 EDT 2022. Contains 353833 sequences. (Running on oeis4.)