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%I #8 Oct 20 2019 16:21:46
%S 1,8,52,224,987,3980,16057,63732,252424,996332,3927977,15471622,
%T 60915547,239794516,943946193,3716205884,14632901696,57631689776,
%U 227042423404,894698122022,3526753844436,13906101471344,54848887043366,216402159510134,854053133294062,3371593602442500
%N a(n) = Sum_{k=0..n-2} T(n,k) * T(n,k+2), with T given by A026626.
%K nonn
%O 2,2
%A _Clark Kimberling_
%E More terms from _Sean A. Irvine_, Oct 20 2019
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