159227

Properties

Appears in sequences

• Euclid-Mullin sequence: a(1) = 2, a(n+1) is smallest prime factor of 1 + Product_{k=1..n} a(k).at n=26A000945
• Euclid-Mullin sequence (A000945) with initial value a(1)=43 instead of a(1)=2.at n=26A051318
• Primes of form p*q + 30, where p and q are consecutive primes.at n=31A229570
• Fifth Lie-Betti number of a path graph on n vertices.at n=24A364579
• Prime numbersat n=14618