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 A268580 Decimal expansion of sqrt(Pi + Pi*sqrt(Pi + Pi*sqrt(Pi + ...))). 2
 3, 9, 3, 9, 1, 2, 7, 7, 5, 5, 0, 0, 8, 0, 4, 5, 3, 5, 7, 0, 2, 8, 2, 1, 6, 2, 5, 4, 6, 6, 3, 7, 5, 1, 3, 4, 1, 3, 0, 7, 1, 7, 8, 1, 4, 0, 7, 3, 1, 7, 3, 7, 2, 3, 5, 5, 1, 6, 8, 0, 0, 4, 9, 8, 9, 7, 9, 9, 3, 2, 6, 6, 8, 7, 2, 3, 1, 3, 1, 9, 4, 9, 1, 6, 4, 5, 5, 5, 0, 8, 9, 8, 0, 1, 6, 1, 6, 7, 4, 7, 9, 7, 4, 5, 9, 0, 7, 6, 0, 4, 7, 2, 5, 8, 7, 7, 2, 4, 0, 3 (list; constant; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS G. C. Greubel, Table of n, a(n) for n = 1..5000 Eric Weisstein's World of Mathematics, Pi Eric Weisstein's World of Mathematics, Nested Radical FORMULA Equals (Pi + sqrt(Pi^2 + 4*Pi))/2. EXAMPLE 3.9391277550080453570282162546637513413... MATHEMATICA RealDigits[(Pi + Sqrt[Pi^2 + 4 Pi])/2, 10, 120][[1]] PROG (PARI) (Pi + sqrt(Pi^2 + 4*Pi))/2 \\ Michel Marcus, Feb 21 2016 CROSSREFS Cf. A000796, A100941, A189970. Sequence in context: A200607 A099319 A231828 * A179802 A010707 A097665 Adjacent sequences: A268577 A268578 A268579 * A268581 A268582 A268583 KEYWORD nonn,cons AUTHOR Ilya Gutkovskiy, Feb 21 2016 STATUS approved

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Last modified July 20 18:59 EDT 2024. Contains 374459 sequences. (Running on oeis4.)