Divisors of 1020.

Terms

a(0) =1a(1) =2a(2) =3a(3) =4a(4) =5a(5) =6a(6) =10a(7) =12a(8) =15a(9) =17a(10) =20a(11) =30a(12) =34a(13) =51a(14) =60a(15) =68a(16) =85a(17) =102a(18) =170a(19) =204a(20) =255a(21) =340a(22) =510a(23) =1020