%I A086242
%S A086242 1,3,7,5,0,6,4,9,9,4,7,4,8,6,3,5,2,8,7,9,1,7,2,5,3,1,3,0,5,2,2,4,3,9,6,
%T A086242 9,9,1,7,9,5,9,9,9,6,0,1,7,5,3
%N A086242 Decimal expansion of Sum[1/(Prime[k]-1)^2,{k,1,Infinity}].
%D A086242 S. R. Finch, Mathematical Constants, Encyclopedia of Mathematics and 
               its Applications, vol. 94, Cambridge University Press, pp. 94-98
%H A086242 Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/
               PrimeSums.html">Prime Sums</a>
%H A086242 Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/
               PrimeFactor.html">Prime Factor</a>
%H A086242 Henri Cohen, <a href="http://www.math.u-bordeaux.fr/~cohen/hardylw.dvi">
               High precision computation of Hardy-Littlewood Constants (dvi)</a>
               , 1998. [From R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Dec 05 
               2008]
%e A086242 1.3750649947...
%Y A086242 Sequence in context: A112305 A114691 A023639 this_sequence A096627 A065084 
               A132742
%Y A086242 Adjacent sequences: A086239 A086240 A086241 this_sequence A086243 A086244 
               A086245
%K A086242 nonn,cons,hard,more
%O A086242 1,2
%A A086242 Eric Weisstein (eric(AT)weisstein.com), Jul 13, 2003
%E A086242 More digits copied from Cohen's paper by R. J. Mathar (mathar(AT)strw.leidenuniv.nl), 
               Dec 05 2008