Numbers with 20 divisors.

Terms

a(0) =240a(1) =336a(2) =432a(3) =528a(4) =560a(5) =624a(6) =648a(7) =810a(8) =816a(9) =880a(10) =912a(11) =1040a(12) =1104a(13) =1134a(14) =1232a(15) =1360a(16) =1392a(17) =1456a(18) =1488a(19) =1520a(20) =1536a(21) =1776a(22) =1782a(23) =1840a(24) =1904a(25) =1968a(26) =2000a(27) =2064a(28) =2106a(29) =2128