Numbers <= 3999 sorted in Roman numeral reverse lexicographic order.

Terms

a(0) =38a(1) =37a(2) =36a(3) =35a(4) =39a(5) =34a(6) =33a(7) =32a(8) =31a(9) =30a(10) =28a(11) =27a(12) =26a(13) =25a(14) =29a(15) =24a(16) =23a(17) =22a(18) =21a(19) =20a(20) =18a(21) =17a(22) =16a(23) =15a(24) =48a(25) =47a(26) =46a(27) =45a(28) =49a(29) =44