Minimal Thompson primes: a(n) is the smallest prime expressible as p1*p2*...*pk-q1*q2*...*qj, where k+j=n and {p1,...,qj} are the first n primes.

A060772

Minimal Thompson primes: a(n) is the smallest prime expressible as p1*p2*...*pk-q1*q2*...*qj, where k+j=n and {p1,...,qj} are the first n primes.

Terms

    a(0) =7a(1) =11a(2) =13a(3) =17a(4) =107a(5) =41a(6) =157a(7) =1811a(8) =1579a(9) =18859a(10) =98411a(11) =17659a(12) =1995293a(13) =3517693a(14) =2396687a(15) =211899707a(16) =1537380473a(17) =2507890183a(18) =3952306763a(19) =341777053a(20) =599742417059

External references