68701domain: NAppears in sequencesBinomial transform of primes.at n=12A007443L.g.f.: log(Product_{k>=1} 1/(1 - x^k/(1 - x))) = Sum_{k>=1} a(k)*x^k/k.at n=15A30767410^n + a(n) is the least (n+1)-digit prime member of a prime septuplet, or a(n) = 0 if no such number exists.at n=6A343637