Numbers whose base-5 representation contains exactly three 0's and no 1's.

Terms

a(0) =250a(1) =375a(2) =500a(3) =1252a(4) =1253a(5) =1254a(6) =1260a(7) =1265a(8) =1270a(9) =1300a(10) =1325a(11) =1350a(12) =1500a(13) =1625a(14) =1750a(15) =1877a(16) =1878a(17) =1879a(18) =1885a(19) =1890a(20) =1895a(21) =1925a(22) =1950a(23) =1975a(24) =2125a(25) =2250a(26) =2375a(27) =2502a(28) =2503a(29) =2504