Primes p for which there are exactly as many primes in the range [p^2, p*nextprime(p)] as there are in the range [p*nextprime(p), nextprime(p)^2], where nextprime(p) gives the next prime after prime p.
A256472
Primes p for which there are exactly as many primes in the range [p^2, p*nextprime(p)] as there are in the range [p*nextprime(p), nextprime(p)^2], where nextprime(p) gives the next prime after prime p.
Terms
- a(0) =2a(1) =29a(2) =43a(3) =59a(4) =71a(5) =463a(6) =601a(7) =881a(8) =1049a(9) =1103a(10) =1171a(11) =1451a(12) =2311a(13) =2591a(14) =2689a(15) =2693a(16) =2777a(17) =3083a(18) =3089a(19) =3917a(20) =8543a(21) =12889a(22) =13007a(23) =13799a(24) =13873a(25) =13877a(26) =15497a(27) =18457a(28) =19477a(29) =20369
External references
- oeis: A256472