Smallest prime p such that 2*p+1 has n distinct prime factors.
A072059
Smallest prime p such that 2*p+1 has n distinct prime factors.
Terms
- a(0) =2a(1) =7a(2) =97a(3) =577a(4) =7507a(5) =217717a(6) =5232727a(7) =75172597a(8) =1617423307a(9) =59844662377
External references
- oeis: A072059