a(n) is the least product of n odd primes m=p1*p2*...*pn, such that for all divisor d|2*m, d+2*m/d is prime.
A128276
a(n) is the least product of n odd primes m=p1*p2*...*pn, such that for all divisor d|2*m, d+2*m/d is prime.
Terms
- a(0) =3a(1) =15a(2) =105a(3) =93081
External references
- oeis: A128276