Small factors of some highly composite numbers.

Terms

a(0) =1a(1) =1a(2) =2a(3) =4a(4) =12a(5) =24a(6) =72a(7) =72a(8) =288a(9) =1440a(10) =1440a(11) =10080a(12) =10080a(13) =10080a(14) =30240a(15) =30240a(16) =100800a(17) =100800a(18) =907200a(19) =907200a(20) =907200a(21) =6350400a(22) =9979200a(23) =9979200a(24) =69854400a(25) =69854400a(26) =69854400a(27) =129729600a(28) =129729600a(29) =259459200