432795domain: NAppears in sequencesA diagonal of A008296.at n=42A059302Numbers n such that n and n+1 have 5 distinct prime factors.at n=4A140079G.f.: Product_{k>=1} (1+x^k)^(3*k+1).at n=14A255836Numbers k such that k and k+1 each have at least 5 distinct prime factors.at n=4A321505