Every base 5 digit of n is a base 10 digit of n.

Terms

a(0) =1a(1) =2a(2) =3a(3) =4a(4) =12a(5) =24a(6) =31a(7) =62a(8) =93a(9) =104a(10) =124a(11) =130a(12) =150a(13) =156a(14) =162a(15) =174a(16) =182a(17) =213a(18) =250a(19) =260a(20) =281a(21) =302a(22) =312a(23) =324a(24) =342a(25) =390a(26) =473a(27) =493a(28) =504a(29) =604