56359

Properties

Appears in sequences

• Numbers n such that absolute value of Sum_{k=1..n} mu(k)/k sets a new minimum.at n=24A070892
• a(1) = 2, a(n+1) is smallest prime factor of (2 * Product_{k=1..n} a(k)) + 1.at n=27A077073
• Number of compositions of n where the difference between largest and smallest parts equals 9 and adjacent parts are unequal.at n=17A214278
• Number of Motzkin excursions of length n with an odd number of humps.at n=14A307573
• Prime numbersat n=5713