a(n) is the least number with exactly n divisors of the form 5*k+3.

Terms

a(0) =1a(1) =3a(2) =18a(3) =48a(4) =144a(5) =288a(6) =504a(7) =1248a(8) =1008a(9) =2016a(10) =3024a(11) =4368a(12) =5544a(13) =14112a(14) =12096a(15) =17136a(16) =11088a(17) =34272a(18) =22176a(19) =26208a(20) =33264a(21) =52416a(22) =48048a(23) =91728a(24) =66528a(25) =117936a(26) =155232a(27) =183456a(28) =133056a(29) =235872