a(n) is the smallest number that is precisely n-tuply abundant.

Terms

a(0) =12a(1) =24a(2) =78a(3) =66a(4) =54a(5) =42a(6) =30a(7) =120a(8) =540a(9) =390a(10) =264a(11) =282a(12) =366a(13) =180a(14) =546a(15) =510a(16) =330a(17) =318a(18) =990a(19) =936a(20) =702a(21) =780a(22) =564a(23) =1290a(24) =870a(25) =528a(26) =312a(27) =168a(28) =222a(29) =150