2013265921
domain: N
Appears in sequences
- Smallest prime of form 2^n*k + 1.at n=27A035089
- a(n) is the least prime p such that p-1 is divisible by 2^n and not by 2^(n+1).at n=27A057775
- a(n) = 15*2^(n+1) + 1.at n=26A195744
- Primes of the form 15*2^k + 1.at n=6A195745
- Primes p that give record exponents of 2 in p^2 - 1 (A091282).at n=19A233930
- Primes of the form 2^k*(2^{phi(m)} - 1) + 1, where k and m are positive integers, and phi(.) is Euler's totient function.at n=50A234388
- Sorted list of prime factors of numbers of the form 9^(2^m) + 2^(2^m) with m >= 0.at n=26A294135
- Number of (not necessarily maximal) cliques in the n-folded cube graph.at n=26A295921
- Primes p such that the odd part of p - 1 is upper-bounded by the dyadic valuation of p - 1.at n=23A361180
- Primes p such that valuation(p-1,2) is a record.at n=18A370606