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.

A216184 Decimal expansion of Integral_{x=0..Infinity} sin(x)/(x^2+1) dx.

Original entry on oeis.org

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

Views

Author

Jean-François Alcover, Mar 11 2013

Keywords

Examples

			0.646761122...
		

References

  • Steven R. Finch, Mathematical Constants, Cambridge, 2003, pp. 424-425.

Crossrefs

Cf. A086056 (Same integral with cos(x))

Programs

  • Mathematica
    (ExpIntegralEi[1] - E^2*ExpIntegralEi[-1])/(2*E) // RealDigits[#, 10, 100]& // First