14155777

Properties

Appears in sequences

• Primes of the form n*2^phi(n)+1 with phi the Euler function.at n=15A046154
• a(n) = T(5,n), array T given by A048472.at n=18A048477
• 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=22A073919
• Smallest prime which is 1 more than the product of n (not necessarily distinct) composite numbers.at n=11A081546
• Primes of the form 1 + product of first n prime gaps.at n=6A099936
• Odd prime factors of generalized Fermat numbers of the form 5^(2^m) + 1 with m >= 0.at n=16A273946
• 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=20A336773
• Prime numbersat n=919553