%I
%S 1,2,6,34,116,438,1606,6002,22548,85342,324716,1241166,4762000,
%T 18329054,70742790,273689362,1061055812,4121135838,16032654628,
%U 62463904958,243682621224,951781620022,3721520393036,14565753339054,57060974849656,223721451300518,877830004120296
%N Self-convolution of array T given by A026637.
%K nonn
%O 0,2
%A _Clark Kimberling_
%E More terms from _Sean A. Irvine_, Oct 20 2019
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