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 A099971 Write (sqrt(5)-1)/2 as a binary fraction; read this from left to right and whenever a 1 appears, note the integer formed by reading leftwards from that 1. 16
 1, 9, 25, 57, 121, 1145, 3193, 11385, 27769, 60537, 191609, 453753, 978041, 2026617, 10415225, 27192441, 94301305, 228519033, 496954489, 2644438137, 11234372729, 28414241913, 62773980281, 131493457017, 268932410489, 543810317433 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,2 LINKS EXAMPLE (sqrt(5)-1)/2 = 0.618033988749894848204586834365638117720309179805762862135... = 0.100111100011011101111001101110010111111101001010011111000001010111110011... in binary. MATHEMATICA d = 100; l = First[RealDigits[N[(Sqrt[5]-1)/2, d], 2]]; Do[m = Take[l, n]; k = Length[m]; If[m[[k]] == 1, Print[FromDigits[Reverse[m], 2]]], {n, 1, d}] (* Ryan Propper, Aug 18 2005 *) CROSSREFS Cf. A094214, A099969, A099970, A099972, A099973, A099974. Sequence in context: A304033 A048490 A113828 * A124702 A113829 A147338 Adjacent sequences:  A099968 A099969 A099970 * A099972 A099973 A099974 KEYWORD nonn,easy AUTHOR N. J. A. Sloane, Nov 13, 2004, based on correspondence from Artur Jasinski, Mar 25 2003 EXTENSIONS More terms from Ryan Propper, Aug 18 2005 STATUS approved

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Last modified July 20 11:28 EDT 2019. Contains 325180 sequences. (Running on oeis4.)