a(n) is the smallest prime q such that Sum_{primes p <= q} log(p)/p >= n.

Terms

a(0) =5a(1) =19a(2) =67a(3) =191a(4) =541a(5) =1487a(6) =4079a(7) =11173a(8) =30559a(9) =83137a(10) =226427a(11) =615919a(12) =1675771a(13) =4556771a(14) =12387481a(15) =33677717a(16) =91558231a(17) =248887319a(18) =676566619a(19) =1839125531a(20) =4999337929a(21) =13589640521a(22) =36940536917a(23) =100415101481a(24) =272957090657a(25) =741974865617