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 A114624 #28 Jul 22 2025 13:10:14 %S A114624 1,2,7,19,54,164,476,1417,4087,12589,37818,116828,358277,1106870, %T A114624 3460676,10813998,34339769,109194390,350181146,1126919513,3634208553, %U A114624 11774823887,38335906599,125461951555,411934520324,1356668825821,4478273903272,14813386035089,49127626291866 %N A114624 Row sums of the power tree A114622. %C A114624 Terms computed by Hugo Pfoertner; see entry A114622 for definition, references and links. %H A114624 Hugo Pfoertner, <a href="/A114624/b114624.txt">Table of n, a(n) for n = 1..34</a> %Y A114624 Cf. A114622 (power tree), A114623 (number of nodes in rows), A114625 (leftmost nodes in rows). %K A114624 nonn,hard %O A114624 1,2 %A A114624 _Hugo Pfoertner_ and _Paul D. Hanna_, Dec 20 2005 %E A114624 a(27)-a(31) from _Hugo Pfoertner_, Sep 05 2015 %E A114624 a(32)-a(34) from _Hugo Pfoertner_, Oct 01 2015