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Row sums of triangle A035529.
1

%I #15 Apr 11 2020 06:25:39

%S 1,7,55,454,3850,33202,289606,2546773,22532905,200301403,1787165647,

%T 15993710992,143484404584,1289890360528,11615931435592,

%U 104760483639286,946005479787778,8552032916587066,77386316886280822,700854120680500744

%N Row sums of triangle A035529.

%H Wolfdieter Lang, <a href="https://cs.uwaterloo.ca/journals/JIS/vol3.html">On generalizations of Stirling number triangles</a>, J. Integer Seqs., Vol. 3 (2000), #00.2.4.

%F G.f.: (1-(1-9*x)^(1/3))/(4*(1-9*x)^(1/3)-1).

%t Rest[CoefficientList[Series[(1-(1-9*x)^(1/3))/(4*(1-9*x)^(1/3)-1),{x,0,20}],x]] (* _Georg Fischer_, Apr 11 2020 *)

%K easy,nonn

%O 1,2

%A _Wolfdieter Lang_

%E a(10) corrected by _Georg Fischer_, Apr 11 2020