Numbers whose base-5 expansion has no run of digits with length < 2.

Terms

a(0) =6a(1) =12a(2) =18a(3) =24a(4) =31a(5) =62a(6) =93a(7) =124a(8) =150a(9) =156a(10) =162a(11) =168a(12) =174a(13) =300a(14) =306a(15) =312a(16) =318a(17) =324a(18) =450a(19) =456a(20) =462a(21) =468a(22) =474a(23) =600a(24) =606a(25) =612a(26) =618a(27) =624a(28) =750a(29) =775