617521
domain: N
Properties
Primality
- Prime
- yes
Appears in sequences
- Where the prime race 4k-1 vs. 4k+1 changes leader.at n=7A007350
- Primes p for which pi_{4,3}(p) - pi_{4,1}(p) = -1, where pi_{m,a}(x) is the number of primes <= x which are congruent to a (mod m).at n=13A051025
- Odd primes p such that the number of primes less than p that are congruent to 1 (mod 4) is equal to the number of primes less than p that are congruent to 3 (mod 4).at n=24A096447
- Primes p for which pi_{4,3}(p) < pi_{4,1}(p), where pi_{m,a}(x) is the number of primes <= x which are congruent to a (mod m).at n=27A199547
- Prime numbersat n=50436