%I #19 Aug 07 2013 18:09:15
%S 2,107,1225,596,32187,185043,20444527,92589355,3487283621
%N First occurrence of n consecutive n's in the decimal expansion of Catalan's constant.
%C Earls sequence for Catalan's constant.
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/CatalansConstantDigits.html">Catalan's Constant Digits</a>
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/EarlsSequence.html">Earls Sequence</a>
%e C = 0.915...4226..., so
%e a(1) = 2 (one 1 first appears at digit 2)
%e a(2) = 107 (two 2s first occur starting at digit 107)
%Y Cf. A006752 (decimal expansion of Catalan's constant).
%K nonn,base,hard
%O 1,1
%A _Eric W. Weisstein_, Jul 20 2013
%E a(9) from _Eric W. Weisstein_, Aug 07 2013