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 A038079 #13 Aug 28 2017 13:49:43 %S A038079 3,9,36,192,1089,6642,42129,275571,1844028,12567762,86924745, %T A038079 608612814,4305284400,30723593751,220917003516,1599013642359, %U A038079 11641144003245,85186969539435,626245146267393,4622806865390823,34251800667936939,254640579219212457 %N A038079 Number of rooted identity trees with 3-colored nodes. %H A038079 N. J. A. Sloane, <a href="/transforms.txt">Transforms</a> %H A038079 <a href="/index/Ro#rooted">Index entries for sequences related to rooted trees</a> %F A038079 Shifts left and divides by 3 under Weigh transform. %F A038079 a(n) = 3 * A052757(n). %Y A038079 Cf. A004111, A038077-A038080. %Y A038079 Cf. A052757. %K A038079 nonn,eigen %O A038079 1,1 %A A038079 _Christian G. Bower_, Jan 04 1999