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A245149 Number of n-node unlabeled rooted trees with thickening limbs and root outdegree (branching factor) 9. 2

%I #4 Jul 12 2014 17:41:18

%S 1,0,0,0,0,0,0,0,0,1,1,1,1,1,1,1,1,1,3,3,5,5,7,7,9,9,11,15,18,23,30,

%T 36,44,54,63,74,96,112,141,173,218,261,328,390,479,587,716,873,1080,

%U 1322,1628,1998,2446,2982,3677,4481,5507,6744,8296,10155,12521

%N Number of n-node unlabeled rooted trees with thickening limbs and root outdegree (branching factor) 9.

%H Alois P. Heinz, <a href="/A245149/b245149.txt">Table of n, a(n) for n = 10..150</a>

%Y Column k=9 of A245151.

%K nonn

%O 10,19

%A _Alois P. Heinz_, Jul 12 2014

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Last modified July 13 11:43 EDT 2024. Contains 374282 sequences. (Running on oeis4.)