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 A029668 #8 Jul 02 2025 16:01:56 %S A029668 5,7,27,77,35,9,11,65,275,77,13,935,2717,1287,15,7007,1729,119,16445, %T A029668 11011,5733,2275,665,135,17,19,189,1311,209,21,7125,32319,8645,23, %U A029668 127281,10395,275,447051,168245,51359,12397,2277,299,25,1427679 %N A029668 Odd numbers to the right of the central elements of the (2,1)-Pascal triangle A029653 that are different from 1. %K A029668 nonn,tabf %O A029668 0,1 %A A029668 _Mohammad K. Azarian_ %E A029668 More terms from _James Sellers_