This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A245145 #4 Jul 12 2014 17:50:25 %S A245145 1,0,0,0,0,1,1,1,1,1,3,3,5,5,7,11,14,19,26,32,49,63,87,114,157,215, %T A245145 292,396,536,719,1002,1345,1849,2496,3395,4644,6344,8647,11800,16049, %U A245145 21990,29980,41087,56048,76642,104863,143498,196454,269057,368191,504806 %N A245145 Number of n-node unlabeled rooted trees with thickening limbs and root outdegree (branching factor) 5. %H A245145 Alois P. Heinz, <a href="/A245145/b245145.txt">Table of n, a(n) for n = 6..150</a> %Y A245145 Column k=5 of A245151. %K A245145 nonn %O A245145 6,11 %A A245145 _Alois P. Heinz_, Jul 12 2014