cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

Showing 1-1 of 1 results.

A222129 Decimal expansion of the imaginary part of 1/i^Pi, where i=sqrt(-1).

Original entry on oeis.org

9, 7, 5, 3, 6, 7, 9, 7, 2, 0, 8, 3, 6, 3, 1, 3, 8, 5, 1, 5, 7, 4, 8, 2, 8, 7, 4, 1, 0, 8, 4, 9, 4, 7, 8, 8, 4, 7, 4, 0, 9, 6, 5, 1, 2, 3, 6, 3, 7, 7, 4, 9, 7, 2, 9, 8, 7, 0, 8, 8, 9, 9, 1, 1, 6, 1, 9, 2, 6, 0, 4, 5, 6, 8, 3, 3, 7, 4, 3, 2, 2, 1, 8, 0, 1, 6, 9
Offset: 0

Views

Author

Bruno Berselli, Feb 08 2013

Keywords

Comments

Also, decimal expansion of the imaginary part of -i^Pi.

Examples

			0.97536797208363138515748287410849478847409651236377497298708899116...
		

Crossrefs

Cf. A102753, A211884, A222128 (real part of 1/i^Pi).

Programs

  • Mathematica
    RealDigits[Im[1/I^Pi], 10, 90][[1]] (* or *) RealDigits[-Sin[Pi^2/2], 10, 90][[1]]
  • Maxima
    fpprec:90; ev(bfloat(imagpart(1/%i^%pi)));

Formula

Equals -sin(Pi^2/2).
Showing 1-1 of 1 results.