Binary expansion contains 010.

Terms

a(0) =10a(1) =18a(2) =20a(3) =21a(4) =26a(5) =34a(6) =36a(7) =37a(8) =40a(9) =41a(10) =42a(11) =43a(12) =50a(13) =52a(14) =53a(15) =58a(16) =66a(17) =68a(18) =69a(19) =72a(20) =73a(21) =74a(22) =75a(23) =80a(24) =81a(25) =82a(26) =83a(27) =84a(28) =85a(29) =86