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%I #4 Mar 30 2012 18:57:03
%S 1,5,28,132,574,2380,9560,37536,144872,551696,2078464,7761600,
%T 28771168,105985984,388336256,1416262656,5144067200,18616720640,
%U 67159278592,241579840512,866744413696,3102440074240,11081272653824
%N T(2n+1,n), array T as in A054144.
%K nonn
%O 0,2
%A _Clark Kimberling_, Mar 18 2000
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