47189

Properties

Appears in sequences

• Primes p that have exactly three primitive roots that are not primitive roots mod p^2.at n=21A060519
• Primes of the form n followed by the least k == 1 (mod n).at n=46A090920
• Smallest prime factor of 2^n-3.at n=35A093810
• Primes p such that p+2, p+4, p+6, p+8, p+10 are semiprimes.at n=10A241959
• Number of length 4 0..n arrays with each partial sum starting from the beginning no more than sqrt(2) standard deviations from its mean.at n=15A244907
• Denominators of lower primes-only best approximates (POBAs) to e; see Comments.at n=18A265815
• Numbers k such that k + 4, k + 6, k + 9, k + 10, and k + 14 are all semiprimes, where 4, 6, 9, 10, 14 are the first 5 semiprimes.at n=34A365240
• Primes that do not divide any 3-Carmichael numbers.at n=36A369777
• Prime numbersat n=4868