%I #17 Dec 20 2020 12:32:49
%S 1,1,1,2,4,8,15,28,50,89,155,267,451,757,1251,2048,3316,5315,8433,
%T 13256,20641,31847,48704,73817,110932,165266,244175,357699,519760,
%U 748973,1070637,1517978,2135238,2979427,4124960,5665880,7722472
%N Number of 5-ary rooted trees with n nodes and height at most 4.
%H Sean A. Irvine, <a href="/A036615/b036615.txt">Table of n, a(n) for n = 0..155</a>
%H E. M. Rains and N. J. A. Sloane, <a href="https://cs.uwaterloo.ca/journals/JIS/cayley.html">On Cayley's Enumeration of Alkanes (or 4-Valent Trees)</a>, J. Integer Sequences, Vol. 2 (1999), Article 99.1.1.
%H <a href="/index/Ro#rooted">Index entries for sequences related to rooted trees</a>
%K nonn,fini,full
%O 0,4
%A _N. J. A. Sloane_.