Least prime p such that pi(p*n) = prime(q*n) for some prime q, where pi(x) denotes the number of primes not exceeding x.

A260197

Least prime p such that pi(p*n) = prime(q*n) for some prime q, where pi(x) denotes the number of primes not exceeding x.

Terms

    a(0) =5a(1) =277a(2) =29a(3) =17a(4) =43a(5) =103a(6) =53a(7) =31a(8) =1571a(9) =3089a(10) =37a(11) =593a(12) =881a(13) =3023a(14) =277a(15) =9257a(16) =47a(17) =1949a(18) =9137a(19) =311a(20) =17011a(21) =1039a(22) =53a(23) =59a(24) =2153a(25) =15331a(26) =3617a(27) =631a(28) =44867a(29) =61

External references