Numbers n such that 30n-13, 30n-11, 30n-1, 30n+1, 30n+11, 30n+13 are all prime.

Terms

a(0) =1a(1) =43a(2) =141a(3) =720a(4) =3038a(5) =3466a(6) =3772a(7) =4068a(8) =7896a(9) =11402a(10) =14070a(11) =17499a(12) =18683a(13) =20887a(14) =25166a(15) =26586a(16) =30311a(17) =33237a(18) =44072a(19) =49791a(20) =56629a(21) =58268a(22) =58764a(23) =71483a(24) =71953a(25) =74284a(26) =79939a(27) =86022a(28) =87199a(29) =88941