Smallest number having exactly n divisors that are contained in its decimal representation.

Terms

a(0) =1a(1) =10a(2) =12a(3) =110a(4) =120a(5) =1020a(6) =1200a(7) =1248a(8) =10250a(9) =11250a(10) =12480a(11) =31248a(12) =132600a(13) =124800a(14) =112500a(15) =312480a(16) =1248000a(17) =1312500a(18) =1125000a(19) =3124800a(20) =14437500a(21) =16250000a(22) =11250000a(23) =31248000a(24) =103125000a(25) =144375000a(26) =112500000a(27) =131250000