%I #3 Mar 30 2012 17:37:13
%S 1,2,6,11,26,61,132,290,638,1390,3012,6496,13940,29793,63450,134628,
%T 284764,600596,1263304,2650684,5549117,11592553,24170837,50306424,
%U 104527509,216852455,449232326,929378744,1920295902,3963077103
%N Column 1 of triangle A091615.
%K nonn
%O 1,2
%A _Christian G. Bower_, Jan 23 2004
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