%I #7 Oct 20 2019 18:39:38
%S 1,2,11,34,138,492,2342,8500,39814,148124,709266,2665932,12824196,
%T 48623448,235400988,897705096,4362689862,16713200556,81488683874,
%U 313281535180,1531312911148,5903966489576,28918583700468,111757786454424,548352142452124,2123323536391448
%N a(n) = self-convolution of array T given by A026648.
%K nonn
%O 0,2
%A _Clark Kimberling_
%E More terms from _Sean A. Irvine_, Oct 20 2019
|