Numbers k such that there are exactly 7 primes between 30*k and 30*k+30.

Terms

a(0) =1a(1) =2a(2) =49a(3) =62a(4) =79a(5) =89a(6) =188a(7) =6627a(8) =9491a(9) =18674a(10) =22621a(11) =31982a(12) =34083a(13) =38226a(14) =38520a(15) =41545a(16) =48713a(17) =53887a(18) =89459a(19) =103205a(20) =114731a(21) =123306a(22) =139742a(23) =140609a(24) =149125a(25) =168237a(26) =175125a(27) =210554a(28) =223949a(29) =229269