14615393domain: NAppears in sequencesThe values of c in a^2 + b^2 = c^2 where b - a = 23 and gcd(a,b,c) = 1.at n=15A117475Positive numbers y such that y^2 is of the form x^2+(x+23)^2 with integer x.at n=24A156567a(n) = 6*a(n-1)-a(n-2) for n > 2; a(1)=17, a(2)=65.at n=8A156570