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%I #17 Dec 21 2020 03:18:06
%S 1,1,1,2,4,9,20,46,105,243,556,1269,2873,6486,14555,32556,72517,
%T 161032,356396,786610,1731228,3800671,8323071,18184612,39640861,
%U 86228722,187177522,405493600,876728251,1892008416,4075471821,8762948485
%N Number of 5-ary rooted trees with n nodes and height at most 6.
%H Sean A. Irvine, <a href="/A036617/b036617.txt">Table of n, a(n) for n = 0..3905</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_.