91493

Properties

Appears in sequences

• Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 35.at n=9A031623
• Numbers k such that 5^k - 4^k is prime.at n=16A059802
• Number of length 6 1..(n+2) arrays with no leading partial sum equal to a prime and no consecutive values equal.at n=8A255721
• Least of three consecutive primes p, q, r such that p + q, p + r, q + r and p + q + r all have the same number of prime divisors, counted with multiplicity.at n=24A368785
• Numbers k such that (29^k - 3^k)/26 is prime.at n=6A384767
• Prime numbersat n=8847