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%I #7 Jan 20 2020 07:57:27
%S 1,1,2,5,28,84,272,911,3885,14049,50891,185464,735146,2794719,
%T 10565837,39940553,155711860,601589056,2317413464,8920255482,
%U 34742183340,135196049411,525683426601,2043377119966,7980296279061
%N T(n,n), array T as in A047130.
%K nonn
%O 0,3
%A _Clark Kimberling_
%E Definition corrected by _Georg Fischer_, Jan 20 2020