Taxicab numbers: Difference between revisions
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=={{header|Mathematica}}== |
=={{header|Mathematica}}== |
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<lang Mathematica> |
<lang Mathematica>findTaxi[n_] := Sort[Keys[Select[Counts[Flatten[Table[x^3 + y^3, {x, 1, n}, {y, x, n}]]], GreaterThan[1]]]]; |
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Do[AppendTo[data, x^3 + y^3 -> Lookup[data, x^3 + y^3, 0] + 1], |
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{x, 1, n}, |
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{y, x, n}]; |
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Sort[Keys[Select[data, # >= 2 &]]] |
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]; |
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Take[findTaxiNumbers[100], 25] |
Take[findTaxiNumbers[100], 25] |
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found=findTaxiNumbers[1200][[2000 ;; 2005]] |
found=findTaxiNumbers[1200][[2000 ;; 2005]] |
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