%I #4 Oct 10 2012 03:11:22
%S 1,2,5,22,221,5556,352897,56909000,23456163817,24862388706622,
%T 68125408037874461,484697617517152241192,8987761653844408528516645,
%U 435751632681268773059903563592,55389930392445599773550918556967161
%N Row sums of triangle A090447.
%F a(n)=sum(A090447(n, m), m=0..n), n>=0.
%Y Cf. A090451 (alternating row sums).
%K nonn,easy
%O 0,2
%A _Wolfdieter Lang_, Dec 23 2003
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