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 A025051 Numbers of the form j*k + k*i + i*j, where i,j,k >= 1. 6
 3, 5, 7, 8, 9, 11, 12, 13, 14, 15, 16, 17, 19, 20, 21, 23, 24, 25, 26, 27, 28, 29, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 71, 72, 73, 74, 75, 76, 77, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Complement of A025052. [From Jonathan Vos Post, Mar 15 2010] LINKS MATHEMATICA Take[Union[Total[Times@@@Subsets[#, {2}]]&/@Tuples[Range[25], {3}]], 80] (* Harvey P. Dale, Aug 11 2011 *) CROSSREFS Uniquification of sequence A025050. Cf. A025052. [From Jonathan Vos Post, Mar 15 2010] Sequence in context: A080262 A025050 A196115 * A020884 A183855 A024352 Adjacent sequences:  A025048 A025049 A025050 * A025052 A025053 A025054 KEYWORD nonn,nice,easy AUTHOR STATUS approved

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Last modified February 19 23:27 EST 2019. Contains 320329 sequences. (Running on oeis4.)