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A230712
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Values of x such that x^2 + y^2 = 37^n with x and y coprime and 0 < x < y.
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6
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1, 12, 107, 840, 5646, 27755, 124158, 462961, 961686, 5589325, 102654282, 1025046359, 8502347874, 64101459205, 356029844147, 1681548425760, 7005476875681, 21848430755052, 2978524660427, 772649642011800
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OFFSET
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1,2
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COMMENTS
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The corresponding y-values are in A230713.
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LINKS
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EXAMPLE
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a(3)=107 because 107^2+198^2=50653=37^3.
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MATHEMATICA
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Table[Select[PowersRepresentations[37^n, 2, 2], CoprimeQ@@#&][[1, 1]], {n, 1, 40}] (* Vincenzo Librandi, Mar 02 2014 *)
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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