Numbers k with the property that in the binary expansion of k, reading from right to left, the number of 0's never exceeds the number of 1's.

A036991

Numbers k with the property that in the binary expansion of k, reading from right to left, the number of 0's never exceeds the number of 1's.

Terms

    a(0) =0a(1) =1a(2) =3a(3) =5a(4) =7a(5) =11a(6) =13a(7) =15a(8) =19a(9) =21a(10) =23a(11) =27a(12) =29a(13) =31a(14) =39a(15) =43a(16) =45a(17) =47a(18) =51a(19) =53a(20) =55a(21) =59a(22) =61a(23) =63a(24) =71a(25) =75a(26) =77a(27) =79a(28) =83a(29) =85

External references