A086057 Decimal expansion of a constant related to a conjectured value of the Masser-Gramain constant.

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

Offset: 0

Author

Eric W. Weisstein, Jul 07 2003

Keywords

• nonn
• cons
• easy

Examples

			0.646245439894813304266473396845792790...
		

References

• Steven R. Finch, Mathematical Constants, Encyclopedia of Mathematics and its Applications, vol. 94, Cambridge University Press, 2003, Section 7.2, p. 459.

Links

• Eric Weisstein's World of Mathematics, Masser-Gramain Constant.

Crossrefs

Cf. A086058.

Programs

Mathematica

RealDigits[ Pi/4*(2*EulerGamma + 2*Log[2] + 3*Log[Pi] - 4*Log[Gamma[1/4]]), 10, 102] // First (* Jean-François Alcover, Feb 07 2013, after Eric W. Weisstein *)

Formula

Equals Pi*(A086058 - 1)/4. - Jean-François Alcover, May 22 2014

Extensions

Name corrected by Amiram Eldar, Jun 25 2023