78929

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 24.at n=20A031612
• Numbers k such that 7^k + 4 is prime.at n=25A096305
• Primes that become squares when prefixed with a 1.at n=8A167734
• First of three consecutive primes p,q,r such that p+q, p+r and q+r are all triprimes.at n=24A362203
• 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=20A368785
• Primes such that the next 10 prime gaps are all distinct.at n=31A372550
• Prime numbersat n=7742