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

Terms

a(0) =499a(1) =599a(2) =619a(3) =623a(4) =1124a(5) =1224a(6) =1244a(7) =1248a(8) =1749a(9) =1849a(10) =1869a(11) =1873a(12) =1999a(13) =2124a(14) =2249a(15) =2399a(16) =2424a(17) =2449a(18) =2479a(19) =2484a(20) =2489a(21) =2495a(22) =2496a(23) =2497a(24) =2599a(25) =2619a(26) =2623a(27) =2724a(28) =2744a(29) =2748