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 A246339 Positions of 0 in base-2 representation of 1/sqrt(2). 2
 2, 5, 7, 9, 10, 11, 12, 13, 15, 16, 21, 22, 25, 26, 29, 30, 38, 39, 43, 48, 49, 52, 53, 55, 56, 58, 59, 60, 61, 63, 64, 65, 67, 70, 71, 73, 79, 82, 83, 84, 86, 87, 90, 93, 94, 97, 101, 103, 105, 107, 108, 110, 112, 114, 120, 122, 123, 129, 130, 131, 135, 137 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS Clark Kimberling, Table of n, a(n) for n = 1..1000 EXAMPLE Base-2 representation of 1/sqrt(2): 1, 0, 1, 1, 0, 1, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 1, 1, 1, 1, 0, 0, 1, 1, ..., so that A246339 = (2,5,7,9,10,...). MATHEMATICA Flatten[Position[RealDigits[1/Sqrt[2], 2, 120][[1]], 0]] CROSSREFS Cf. A004713 (complement of A246339). Sequence in context: A267693 A070985 A325431 * A104428 A349830 A241884 Adjacent sequences: A246336 A246337 A246338 * A246340 A246341 A246342 KEYWORD nonn,easy AUTHOR Clark Kimberling, Aug 24 2014 STATUS approved

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Last modified June 9 23:28 EDT 2023. Contains 363183 sequences. (Running on oeis4.)