Base 6 self or Colombian numbers (not of form k + sum of base 6 digits of k).

Terms

a(0) =1a(1) =3a(2) =5a(3) =12a(4) =19a(5) =26a(6) =33a(7) =40a(8) =42a(9) =49a(10) =56a(11) =63a(12) =70a(13) =77a(14) =79a(15) =86a(16) =93a(17) =100a(18) =107a(19) =114a(20) =116a(21) =123a(22) =130a(23) =137a(24) =144a(25) =151a(26) =153a(27) =160a(28) =167a(29) =174