Numbers that are products of distinct primorial numbers (see A002110).

Terms

a(0) =1a(1) =2a(2) =6a(3) =12a(4) =30a(5) =60a(6) =180a(7) =210a(8) =360a(9) =420a(10) =1260a(11) =2310a(12) =2520a(13) =4620a(14) =6300a(15) =12600a(16) =13860a(17) =27720a(18) =30030a(19) =37800a(20) =60060a(21) =69300a(22) =75600a(23) =138600a(24) =180180a(25) =360360a(26) =415800a(27) =485100a(28) =510510a(29) =831600