35701250

Appears in sequences

• Numbers k such that sigma(k) + tau(k) is a prime.at n=17A064205
• Numbers k such that sigma(k) - tau(k) is a prime.at n=18A065061
• Numbers k such that sigma(k) + tau(k) and sigma(k) - tau(k) are primes.at n=9A065116
• a(n) is the smallest nonnegative integer k where exactly n ordered pairs of positive integers (x, y) exist such that x^2 + y^2 = k.at n=25A328151
• Terms of A330606 which are not squares or powers of 2.at n=27A330650
• Numbers n that can be written as both the sum of two nonzero fourth powers and the sum of three nonzero fourth powers.at n=28A336536
• Nonsquare numbers k such that the denominator of the harmonic mean of the divisors of k is larger than 2*k.at n=10A348827