Sequence A115813 in binary.

Terms

a(0) =0a(1) =1a(2) =10a(3) =100a(4) =1000a(5) =1001a(6) =1101a(7) =10000a(8) =10001a(9) =10010a(10) =11010a(11) =100000a(12) =100001a(13) =100010a(14) =100100a(15) =110100a(16) =1000000a(17) =1000001a(18) =1000010a(19) =1000100a(20) =1001000a(21) =1001001a(22) =1101000a(23) =1101001a(24) =1101101a(25) =10000000a(26) =10000001a(27) =10000010a(28) =10000100a(29) =10001000