32125393

Appears in sequences

• Real part of (1 + 2*i)^n, where i is sqrt(-1).at n=24A006495
• Smallest leg in right triangle with relatively prime sides and hypotenuse 5^n.at n=11A036842
• a(n) = 5^n*cos(2*n*arctan(1/2)) or denominator of tan(2*n*arctan(1/2)).at n=12A066771
• Numerator of real part of (3*i - 1)^(-n).at n=24A124869
• Real part of (2 + i)^n, where i = sqrt(-1).at n=24A139011
• Real part of (4 + 3i)^n.at n=12A139030
• Values of x such that x^2 + y^2 = 5^n with x and y coprime and 0 < x < y.at n=23A230710