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Number of rooted trees with n nodes and omega-valency 5.
5

%I #8 Feb 17 2018 21:12:25

%S 0,0,0,0,0,0,1,1,8,15,70,165,608,1601,5259,14564,45040,127521,381691,

%T 1090130,3202382,9171574,26642413,76312777,220134939,629965221,

%U 1808975528,5170502225,14801940226,42257089390

%N Number of rooted trees with n nodes and omega-valency 5.

%C See A003120 for definitions.

%H J.-C. Arditti, <a href="http://dx.doi.org/10.1016/0012-365X(73)90135-0">Dénombrement des arborescences dont le graphe de comparabilité est Hamiltonien</a>, Discrete Math., 5 (1973), 189-200.

%Y Cf. A003120, A193487, A193488, A193489, A193491.

%K nonn

%O 1,9

%A _N. J. A. Sloane_, Jul 27 2011