5308417

Properties

Appears in sequences

• Primes of the form k^4 + 1.at n=10A037896
• Smallest prime p with bigomega(p-1)=n, where bigomega(m)=A001222(m) is the number of prime divisors of m (counted with multiplicity).at n=20A073919
• Smallest prime which is 1 more than the product of n (not necessarily distinct) composite numbers.at n=10A081546
• a(1)=2, a(n+1) is the smallest prime > n^smallest digit of a(n).at n=48A158061
• Primes of the form 6n^3+1.at n=20A201179
• Prime numbers p such that p^2 - 1 has exactly one distinct prime factor other than 2 and 3.at n=27A215504
• Primes of the form 2^(n-2)*(n+2)^2 + 1.at n=3A221207
• a(n) = 1 + sigma(n)^4.at n=32A259308
• Primes of the form: 1 + sigma(n)^4.at n=9A259310
• Primes of the form: 1 + sigma(n)^4.at n=11A259310
• Primes of the form: 1 + sigma(n)^4.at n=14A259310
• Primes that are the square of the sum of a twin prime pair plus 1.at n=15A261889
• Primes p such that p-1 and p+1 have two distinct prime factors.at n=24A284037
• Integers with only one prime factor and whose Euler's totient is a perfect biquadrate.at n=16A307690
• a(n) is the least prime of the form 2^j*3^k + 1, j > 0, k > 0, j + k = n. a(n) = 0 if no such prime exists.at n=18A336773
• Prime powers whose neighbors' greatest odd divisors are powers of primes.at n=39A340815
• Integers K such that PSL_2(K) is a K_4-simple group, i.e., |PSL_2(K)| has 4 distinct prime divisors.at n=40A364003
• Prime numbersat n=368457