31381059607
domain: N
Appears in sequences
- Primes of the form 3^k - 2.at n=5A014232
- a(n) = 3^n - 2.at n=21A058481
- Largest prime factor of 3^n-2.at n=20A080798
- Smallest prime of the form k^n-2.at n=10A095304
- Largest prime <= 3^n.at n=21A104088
- Largest prime <= 9^n.at n=10A104094
- a(n) is the smallest prime of the form (2n-1)^k - 2 for k > (2n-1), or 0 if no such number exists.at n=4A128472
- Prime numbers of the form 3^k +- 2 for k >= 1.at n=13A144231
- Closest prime to 3^n (in case of a tie, choose the smaller prime).at n=21A186732
- a(n) is the smallest prime p such that p + 2 is a product of n primes (counted with multiplicity).at n=21A321169