584824319281domain: NAppears in sequencesReal part of (5 + 12i)^n.at n=12A067359Real part of (2 + 3i)^n.at n=24A121621Real part of (3 + 2i)^n.at n=24A121622Values of x such that x^2 + y^2 = 13^n with x and y coprime and 0 < x < y.at n=24A188948Odd numbers y such that x^2 + y^2 = 13^n with x and y coprime.at n=24A188983