330331

Properties

Appears in sequences

• Primes of the form 30030*p + 1 where p is a prime.at n=1A051651
• Primes p such that x^11 = 2 has a solution mod p, but x^(11^2) = 2 has no solution mod p.at n=17A070187
• Primes formed by concatenating k with k+1, where k+1 is a prime.at n=18A134428
• Palindromic primes in the sense of A007500 with digits '0', '1' and '3' only.at n=35A199303
• Numbers k such that psi(phi(k))/k > psi(phi(m))/m for all m < k, where phi is Euler's totient function (A000010) and psi is the Dedekind psi function (A001615).at n=29A293712
• Prime numbersat n=28434