Base 2i representation of nonnegative integers.

Terms

a(0) =0a(1) =1a(2) =2a(3) =3a(4) =10300a(5) =10301a(6) =10302a(7) =10303a(8) =10200a(9) =10201a(10) =10202a(11) =10203a(12) =10100a(13) =10101a(14) =10102a(15) =10103a(16) =10000a(17) =10001a(18) =10002a(19) =10003a(20) =20300a(21) =20301a(22) =20302a(23) =20303a(24) =20200a(25) =20201a(26) =20202a(27) =20203a(28) =20100a(29) =20101