22111003847
domain: N
Appears in sequences
- a(n) is the least prime of class n-, according to the Erdős-Selfridge classification of primes.at n=15A056637
- Let f(p) = greatest prime divisor of p-1. Sequence gives smallest prime which takes at least n steps to reach 2 when f is iterated.at n=16A082449
- Primes of Erdős-Selfridge class 16-.at n=0A129250