Numbers m such that (15m-4, 15m-2, 15m+2, 15m+4) is a prime quadruple.

Terms

a(0) =1a(1) =7a(2) =13a(3) =55a(4) =99a(5) =125a(6) =139a(7) =217a(8) =231a(9) =377a(10) =629a(11) =867a(12) =1043a(13) =1049a(14) =1071a(15) =1203a(16) =1261a(17) =1295a(18) =1401a(19) =1485a(20) =1687a(21) =2115a(22) =2323a(23) =2919a(24) =3423a(25) =3689a(26) =4199a(27) =4481a(28) =4633a(29) =4815