Numbers whose base-5 representation contains exactly two 3's and two 4's.

Terms

a(0) =474a(1) =494a(2) =498a(3) =594a(4) =598a(5) =618a(6) =1099a(7) =1119a(8) =1123a(9) =1219a(10) =1223a(11) =1243a(12) =1724a(13) =1744a(14) =1748a(15) =1844a(16) =1848a(17) =1868a(18) =1974a(19) =1994a(20) =1998a(21) =2099a(22) =2119a(23) =2123a(24) =2224a(25) =2244a(26) =2248a(27) =2274a(28) =2299a(29) =2324