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 A320298 Differences between positions of 1's in binary expansion of Pi. 1
 1, 3, 3, 5, 1, 1, 1, 1, 1, 2, 1, 2, 2, 2, 4, 4, 5, 2, 1, 2, 4, 1, 5, 4, 1, 2, 3, 1, 4, 3, 1, 4, 1, 3, 1, 4, 2, 4, 2, 1, 1, 8, 1, 2, 1, 1, 6, 1, 1, 3, 1, 2, 4, 3, 2, 3, 7, 3, 3, 1, 1, 6, 4, 4, 2, 3, 1, 3, 1, 1, 1, 1, 3, 1, 4, 1, 1, 2, 9, 6, 2, 1, 1, 2, 1, 1, 1, 1, 2, 2, 3, 1, 4, 1, 1, 2, 1, 4, 3, 1, 1, 3, 1, 2, 1, 3, 4, 3, 2, 4, 2, 3, 2, 6, 5, 1, 1, 1, 3, 1, 4, 1, 1, 4, 1, 2, 8, 3, 1, 2, 1, 1, 2, 1, 1, 1, 2, 1, 1, 1, 1, 3, 2, 2, 4, 1, 3, 1, 2, 1, 3, 1, 1, 1, 3, 1, 2, 3, 1, 1, 2, 3, 5, 1, 4, 1, 2, 1, 3, 1, 7, 2, 2, 1, 5, 2, 3, 1, 2, 1, 2, 1, 1, 1, 1, 3 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 LINKS FORMULA a(n) = A004711(n+1) - A004711(n) (A004711 is concerned with Pi/4, but they are essentially the same). MATHEMATICA Differences@ Position[RealDigits[Pi, 2, 250][[1]], 1][[All, 1]] (* Michael De Vlieger, Oct 20 2018 *) CROSSREFS Cf. A004711, A320299. Sequence in context: A246005 A103786 A067462 * A021753 A062563 A091931 Adjacent sequences:  A320295 A320296 A320297 * A320299 A320300 A320301 KEYWORD nonn,base AUTHOR Jack Zhang, Oct 10 2018 STATUS approved

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Last modified June 24 20:36 EDT 2021. Contains 345425 sequences. (Running on oeis4.)