login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A101512 Decimal representation of the SinIntegral(2Pi). 0
1, 4, 1, 8, 1, 5, 1, 5, 7, 6, 1, 3, 2, 6, 2, 8, 4, 5, 0, 2, 4, 5, 7, 8, 0, 1, 6, 2, 2, 9, 9, 7, 4, 9, 4, 2, 9, 1, 4, 2, 4, 5, 3, 3, 4, 9, 2, 9, 5, 0, 1, 6, 2, 7, 1, 8, 4, 2, 7, 2, 0, 2, 2, 9, 6, 9, 6, 1, 0, 7, 0, 9, 8, 7, 4, 6, 4, 2, 2, 0, 1, 4, 4, 9, 1, 3, 6, 5, 9, 7, 5, 8, 2, 2, 0, 9, 9, 7, 1, 0, 7, 5, 2, 7, 3 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
Si(Infinity)=Pi/2=~1.57079... (A019669).
LINKS
FORMULA
Integral_{0..2Pi) Sin(x)/x, the area of its first full cycle.
EXAMPLE
1.41815157613262845024578016229974942914245334929501627184272022969...
MATHEMATICA
RealDigits[ SinIntegral[2Pi], 10, 111] [[1]]
CROSSREFS
Sequence in context: A089146 A297402 A239666 * A085994 A179836 A334451
KEYWORD
cons,nonn
AUTHOR
Robert G. Wilson v, Jan 25 2005
STATUS
approved

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified March 28 05:39 EDT 2024. Contains 371235 sequences. (Running on oeis4.)