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.

A242909 Decimal expansion of exp(-gamma/2).

Original entry on oeis.org

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

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Author

Jean-François Alcover, May 26 2014

Keywords

Examples

			0.7493060012884490236058715186852615118333...
		

References

  • Steven R. Finch, Mathematical Constants, Cambridge University Press, 2003, Sections 3.10 Kneser-Mahler polynomial constants p. 234.

Crossrefs

Programs

  • Magma
    Exp(-EulerGamma(100)/2); // Stefano Spezia, Dec 10 2024
  • Mathematica
    RealDigits[Exp[-EulerGamma/2], 10, 101] // First

Formula

Lim_(m->oo) M(z_1, z_2, ..., z_m)/sqrt(m), where M is Mahler's measure for multivariate polynomials.