%I A127943
%S A127943 1,1,1,4,8,128,2048,131072,2097152,536870912,137438953472,
%T A127943 140737488355328,72057594037927936,295147905179352825856,
%U A127943 1208925819614629174706176,19807040628566084398385987584
%N A127943 a(n)=2^C(n+1,2)/A046161(n).
%F A127943 a(n)=2^C(n+1,2)/denominator(C(2n,n)/4^n); a(n)=2^A127944(n);
%Y A127943 Sequence in context: A012940 A013049 A060239 this_sequence A012498 A133262 
               A120822
%Y A127943 Adjacent sequences: A127940 A127941 A127942 this_sequence A127944 A127945 
               A127946
%K A127943 easy,nonn
%O A127943 0,4
%A A127943 Paul Barry (pbarry(AT)wit.ie), Feb 08 2007