406014977

Appears in sequences

• Values of c in a^2 + b^2 = c^2, where b - a = 17 and gcd(a,b,c)=1.at n=19A117472
• Positive numbers y such that y^2 is of the form x^2+(x+17)^2 with integer x.at n=30A155923
• a(n) = 6*a(n-1)-a(n-2) for n > 2; a(1) = 13, a(2) = 53.at n=10A156156