login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
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 (list; constant; graph; refs; listen; history; text; internal format)
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

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified June 25 02:03 EDT 2021. Contains 345445 sequences. (Running on oeis4.)