75862domain: NAppears in sequencesSum of next n integer interprimes (cf. A024675).at n=27A075673E.g.f.: Sum_{n>=0} x^n/n! * Product_{k=1..n} LambertW(-k*x)/(-k*x).at n=6A230321First appearance of n in A016014, or 0 if n never occurs.at n=43A239800