Numbers whose base-5 representation contains exactly one 1 and three 3's.

Terms

a(0) =218a(1) =418a(2) =458a(3) =466a(4) =718a(5) =968a(6) =1018a(7) =1068a(8) =1078a(9) =1088a(10) =1090a(11) =1092a(12) =1094a(13) =1098a(14) =1118a(15) =1218a(16) =1468a(17) =1668a(18) =1708a(19) =1716a(20) =1918a(21) =1958a(22) =1966a(23) =2018a(24) =2068a(25) =2078a(26) =2088a(27) =2090a(28) =2092a(29) =2094