a(n) is the smallest prime(m) such that the interval (prime(m)*n, prime(m+1)*n) contains exactly one prime.

A195871

a(n) is the smallest prime(m) such that the interval (prime(m)*n, prime(m+1)*n) contains exactly one prime.

Terms

    a(0) =2a(1) =2a(2) =2a(3) =17a(4) =59a(5) =29a(6) =239a(7) =227a(8) =107a(9) =149a(10) =347a(11) =191a(12) =569a(13) =461a(14) =269a(15) =659a(16) =311a(17) =1277a(18) =2711a(19) =821a(20) =1427a(21) =2711a(22) =3581a(23) =1019a(24) =1451a(25) =1319a(26) =9281a(27) =4931a(28) =6269a(29) =5849

External references