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 A116643 Numbers representable as the sum of 3 sixth powers in more than one way. 3
 160426514, 10267296896, 95200890914, 116950928706, 176277173474, 289824641354, 300620262890, 657107001344, 2506664281250, 6092857018496, 6963806813393, 7484859437184, 8427066928346, 10824753654794 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS 308 terms (solutions) known. LINKS _Randy L. Ekl_, Mar 15 2008, Table of n, a(n) for n = 1..49 EXAMPLE a(1) = 23^6 + 15^6 + 10^6 = 22^6 + 19^6 + 3^6 = 160426514 MATHEMATICA Select[ Split[ Sort[ Flatten[ Table[x^6 + y^6 + z^6, {x, 1, 200}, {y, 1, x}, {z, 1, y}]]]], Length[#] > 1 & ][[All, 1]] (* Jean-François Alcover, Jul 26 2011 *) CROSSREFS Cf. A132682. Sequence in context: A118078 A151695 A343079 * A162839 A251473 A102337 Adjacent sequences: A116640 A116641 A116642 * A116644 A116645 A116646 KEYWORD nonn AUTHOR Randy L. Ekl, Mar 15 2008 STATUS approved

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Last modified June 3 18:44 EDT 2023. Contains 363116 sequences. (Running on oeis4.)