%I A058607
%S A058607 1,9,110,1750,34524,814968,22424688,705173040,24956062560,981852505920,
%T A058607 42517741069440,2009786716304640,102980287835712000,
%U A058607 5685838994441088000,336540101841974016000
%N A058607 (1 + 1/2 + 1/3 + ... + 1/n) (2n-1)!/(n-1)!.
%H A058607 Leroy Quet, <a href="http://www.prism-of-spirals.net/">Home Page</a> 
               (listed in lieu of email address)
%F A058607 Sum{n=1 to infinity}[ a(n) x^n/n! ] = ln((1 +1/sqrt(1 -4 x)) /2) /sqrt(1 
               -4 x)
%Y A058607 Sequence in context: A053912 A053894 A053904 this_sequence A082723 A143167 
               A156949
%Y A058607 Adjacent sequences: A058604 A058605 A058606 this_sequence A058608 A058609 
               A058610
%K A058607 easy,nonn
%O A058607 1,2
%A A058607 Leroy Quet Dec 26 2000