Sphenic numbers: products of 3 distinct primes.

Terms

a(0) =30a(1) =42a(2) =66a(3) =70a(4) =78a(5) =102a(6) =105a(7) =110a(8) =114a(9) =130a(10) =138a(11) =154a(12) =165a(13) =170a(14) =174a(15) =182a(16) =186a(17) =190a(18) =195a(19) =222a(20) =230a(21) =231a(22) =238a(23) =246a(24) =255a(25) =258a(26) =266a(27) =273a(28) =282a(29) =285