Positions of ones in binary expansion of the reciprocal of the golden ratio (0.618...).

Terms

a(0) =1a(1) =4a(2) =5a(3) =6a(4) =7a(5) =11a(6) =12a(7) =14a(8) =15a(9) =16a(10) =18a(11) =19a(12) =20a(13) =21a(14) =24a(15) =25a(16) =27a(17) =28a(18) =29a(19) =32a(20) =34a(21) =35a(22) =36a(23) =37a(24) =38a(25) =39a(26) =40a(27) =42a(28) =45a(29) =47