A086057 - OEIS

%I #18 Jun 25 2023 01:54:50

%S 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,

%T 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,

%U 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

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

%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/Masser-GramainConstant.html">Masser-Gramain Constant</a>.

%F Equals Pi*(A086058 - 1)/4. - _Jean-François Alcover_, May 22 2014

%e 0.646245439894813304266473396845792790...

%t 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_ *)

%Y Cf. A086058.

%K nonn,cons,easy

%O 0,1

%A _Eric W. Weisstein_, Jul 07 2003

%E Name corrected by _Amiram Eldar_, Jun 25 2023