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%I #11 Aug 15 2015 10:46:05
%S 1,3,9,6,6,8,0,4,9,7,3,9,8,2,6,1,2,3,2,5,9,2,8,6,5,8,0,7,4,6,3,1,2,1,
%T 5,2,2,9,1,3,4,4,8,8,1,9,2,9,6,3,1,3,8,5,0,6,3,8,3,7,0,8,2,7,1,6,2,4,
%U 8,6,0,5,3,0,1,6,2,5,1,6,9,2,3,6,4,1,8,6,2,2,0,6,6,2,2,1,6,3,6,9,5,8,0,3,4
%N Decimal expansion of Sum_{n>=0} 1/A000032(2*n+1).
%e 1.3966804973982612325...
%t RealDigits[ NSum[ 1/LucasL[2*n + 1], {n, 0, Infinity}, WorkingPrecision -> 110, NSumTerms -> 100], 10, 105] // First (* _Jean-François Alcover_, Feb 07 2013 *)
%Y Cf. A093540, A153415, A000032.
%K nonn,cons
%O 1,2
%A _Eric W. Weisstein_, Dec 25 2008