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%I #2 Mar 30 2012 18:59:08
%S 1,1,11,45,915,4623,48831,261573,11394435,62705435,696466693,
%T 3895633963,87686110551,495923797275,5633839691175,32120544847605,
%U 2939641341968355,16862789923200915,193953498934510825,1117946167892824975
%N Numerators in expansion of 1/sqrt(1-2x-3x^2)^(1/4).
%C Denominators are A046161.
%K easy,nonn,frac
%O 0,3
%A _Paul Barry_, Jul 12 2005