157231

Properties

Appears in sequences

• Expansion of e.g.f.: exp(6*x)/(1-6*x)^(1/6).at n=5A094905
• Primes of the form 2*n^2 + 34*n + 15.at n=22A217494
• Primes p that can be written as phi(k) + d(k) for some k, where phi(k) = A000010(k) is Euler's totient function and d(k) = A000005(k) is the number of divisors of k.at n=47A357916
• Number of strict integer partitions of 2n not containing n.at n=44A365828
• Prime numbersat n=14457