Numbers with exactly four distinct base-5 digits.

Terms

a(0) =138a(1) =139a(2) =142a(3) =144a(4) =147a(5) =148a(6) =178a(7) =179a(8) =190a(9) =194a(10) =195a(11) =198a(12) =202a(13) =204a(14) =210a(15) =214a(16) =220a(17) =222a(18) =227a(19) =228a(20) =235a(21) =238a(22) =240a(23) =242a(24) =258a(25) =259a(26) =266a(27) =269a(28) =271a(29) =273