35307

Appears in sequences

• a(n) = 5*a(n-1) - a(n-2).at n=7A002320
• Number of n-permutations that have exactly two square roots.at n=9A214854
• a(n) = (a(n-1)*a(n-3) + 1) / a(n-4) with a(0) = a(1) = a(2) = a(3) = 1.at n=23A217787
• Generalized Markoff numbers: largest of 7-tuple of positive numbers a, b, c, d, e, f, g satisfying the Markoff(7) equation a^2+b^2+c^2+d^2+e^2+f^2+g^2 = 5abcdefg.at n=23A227212
• Values of x in the solutions to x^2 - 5xy + y^2 + 5 = 0, where 0 < x < y.at n=14A237254