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 A216959 #16 May 05 2024 01:46:10 %S A216959 1,1,2,3,5,10,18,36,71,140,280,557,1111,2218,4432,8859,17710,35412, %T A216959 70812,141605,283197,566364,1132695,2265363,4530659,9061259,18122454, %U A216959 36244783,72489435,144978745,289957235,579914215,1159828166,2319655810,4639311084,9278621655 %N A216959 a(n) = A216958(n)/2. %H A216959 Amiram Eldar, <a href="/A216959/b216959.txt">Table of n, a(n) for n = 1..100</a> (calculated using the b-file at A216958) %H A216959 <a href="/index/Cu#curling_numbers">Index entries for sequences related to curling numbers</a>. %Y A216959 Cf. A216958. %K A216959 nonn %O A216959 1,3 %A A216959 _N. J. A. Sloane_, Sep 27 2012