a(n) is the smallest number m such that the first n primes are all distinct prime divisors of m and for i=1,2,...,n prime(i)*m+1 is prime.
A112724
a(n) is the smallest number m such that the first n primes are all distinct prime divisors of m and for i=1,2,...,n prime(i)*m+1 is prime.
Terms
- a(0) =2a(1) =6a(2) =600a(3) =210a(4) =866250a(5) =15732957240
External references
- oeis: A112724