Smallest number d such that the smallest number with d divisors is a multiple of n.

Terms

a(0) =1a(1) =2a(2) =4a(3) =3a(4) =12a(5) =4a(6) =32a(7) =5a(8) =9a(9) =12a(10) =96a(11) =6a(12) =240a(13) =32a(14) =12a(15) =5a(16) =640a(17) =9a(18) =1280a(19) =12a(20) =32a(21) =96a(22) =2560a(23) =8a(24) =27a(25) =240a(26) =25a(27) =32a(28) =9600a(29) =12