

A334842


Decimal expansion of arclength between (0,0) and (Pi/3,sqrt(3)) on y = tan x.


1



2, 0, 5, 6, 9, 9, 9, 7, 4, 0, 0, 7, 8, 7, 2, 4, 2, 3, 3, 2, 5, 1, 0, 1, 7, 9, 3, 0, 6, 9, 1, 4, 0, 9, 5, 4, 9, 6, 4, 5, 5, 4, 1, 9, 8, 6, 6, 9, 8, 8, 5, 6, 6, 5, 2, 0, 6, 2, 0, 3, 9, 3, 2, 7, 1, 3, 8, 3, 2, 6, 3, 0, 2, 1, 9, 3, 4, 1, 6, 9, 9, 0, 1, 5, 5, 7
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OFFSET

1,1


LINKS

Table of n, a(n) for n=1..86.


EXAMPLE

arclength = 2.056999740078724233251017930691409549645541986...


MATHEMATICA

s = Integrate[Sqrt[1 + D[Tan[x], x]^2], {x, 0, Pi/3}]
r = N[s, 200]
RealDigits[r][[1]]


CROSSREFS

Cf. A333202, A332633, A334843.
Sequence in context: A240662 A188724 A082832 * A320372 A097709 A197877
Adjacent sequences: A334839 A334840 A334841 * A334843 A334844 A334845


KEYWORD

nonn,cons,easy


AUTHOR

Clark Kimberling, Jun 15 2020


STATUS

approved



