Upward antidiagonals of array of all multiples of primorial(n), for each n>0.

Terms

a(0) =2a(1) =6a(2) =4a(3) =30a(4) =12a(5) =6a(6) =210a(7) =60a(8) =18a(9) =8a(10) =2310a(11) =420a(12) =90a(13) =24a(14) =10a(15) =30030a(16) =4620a(17) =630a(18) =120a(19) =30a(20) =12a(21) =510510a(22) =60060a(23) =6930a(24) =840a(25) =150a(26) =36a(27) =14a(28) =9699690a(29) =1021020