Value of y for solution of 5^n = x^2 + y^2 with closest x and y (n >= 0, 0 <= x < y).

Terms

a(0) =1a(1) =2a(2) =4a(3) =10a(4) =20a(5) =41a(6) =100a(7) =205a(8) =500a(9) =1025a(10) =2500a(11) =5125a(12) =11753a(13) =25625a(14) =58765a(15) =128125a(16) =293825a(17) =640625a(18) =1469125a(19) =3203125a(20) =7345625a(21) =16015625a(22) =34867797a(23) =80078125a(24) =174338985a(25) =400390625a(26) =871694925a(27) =2001953125a(28) =4358474625a(29) =10009765625