410857

Properties

Appears in sequences

• Numerator of Sum_{k=1..n} mu(k)/k.at n=21A070888
• Numerator of Sum_{k=1..n} mu(k)/k when it changes sign.at n=7A070890
• a(n) is the smallest prime p such that there are n numbers between p and nextprime(p) which are not prime powers.at n=40A368749
• a(n) = numerator of rational number Im(P(x))/Pi, for x in interval (1/A005117(n+1),1/A005117(n)), where P(x) is the prime zeta function.at n=14A385808
• Prime numbersat n=34681