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 A332633 Decimal expansion of arclength between (0,0) and (Pi/4,1) on y = tan x. 5
 1, 2, 7, 7, 9, 7, 8, 0, 5, 9, 2, 7, 7, 9, 3, 4, 4, 1, 8, 5, 6, 7, 0, 5, 6, 6, 2, 3, 0, 2, 9, 8, 3, 3, 4, 4, 9, 7, 2, 1, 7, 7, 0, 7, 8, 6, 6, 9, 4, 2, 2, 5, 5, 0, 2, 0, 8, 2, 9, 3, 3, 7, 0, 0, 9, 6, 4, 5, 1, 6, 9, 1, 2, 0, 1, 2, 4, 8, 9, 1, 7, 9, 3, 9, 7, 6 (list; constant; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 LINKS Table of n, a(n) for n=1..86. EXAMPLE arclength = 1.277978059277934418567056623029833449721770... MATHEMATICA s = Integrate[Sqrt[1 + D[Tan[x], x]^2], {x, 0, Pi/4}] r = N[s, 200] RealDigits[r][[1]] CROSSREFS Cf. A333202, A332634, A332635. Sequence in context: A355500 A257960 A238734 * A316352 A114532 A003061 Adjacent sequences: A332630 A332631 A332632 * A332634 A332635 A332636 KEYWORD nonn,cons,easy AUTHOR Clark Kimberling, Jun 12 2020 STATUS approved

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Last modified August 6 07:12 EDT 2024. Contains 374960 sequences. (Running on oeis4.)