A230712 Values of x such that x^2 + y^2 = 37^n with x and y coprime and 0 < x < y.

1, 12, 107, 840, 5646, 27755, 124158, 462961, 961686, 5589325, 102654282, 1025046359, 8502347874, 64101459205, 356029844147, 1681548425760, 7005476875681, 21848430755052, 2978524660427, 772649642011800

Offset: 1

Author

Colin Barker, Oct 28 2013

Keywords

• nonn

Comments

The corresponding y-values are in A230713.

Examples

			a(3)=107 because 107^2+198^2=50653=37^3.
		

Links

• Vincenzo Librandi, Table of n, a(n) for n = 1..200

Crossrefs

Cf. A009981, A188948, A230622, A230644, A230710, A230713.

Programs

Mathematica

Table[Select[PowersRepresentations[37^n, 2, 2], CoprimeQ@@#&][[1, 1]], {n, 1, 40}] (* Vincenzo Librandi, Mar 02 2014 *)