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 A173282 #24 Sep 19 2022 13:47:00
%S A173282 0,1,2,3,5,8,14,25,48,94,192,399,850,1833,4012,8862,19767,44398,
%T A173282 100409,228321,521868,1198025,2761397,6387546,14823925,34504202,
%U A173282 80530820,188421429,441872140,1038444527,2445263286,5768499524,13631457915,32263783234,76478352334
%N A173282 Partial sums of A001190.
%C A173282 The largest rank for some unlabeled binary rooted tree with n leaves (n>0) in a simple bijection between unlabeled binary rooted trees and positive integers. -_Noah A Rosenberg_, Jun 14 2022
%H A173282 N. A. Rosenberg, <a href="https://doi.org/10.1016/j.dam.2020.11.021">On the Colijn-Plazzotta numbering scheme for unlabeled binary rooted trees</a>, Discr. Appl. Math. 291 (2021), 88-98.
%F A173282 a(n) = Sum_{i=0..n} A001190(i).
%Y A173282 Cf. A001190.
%K A173282 nonn
%O A173282 0,3
%A A173282 _Jonathan Vos Post_, Feb 14 2010
%E A173282 a(25) corrected by _Georg Fischer_, Aug 28 2020