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 A029657 #8 Jul 02 2025 16:01:56 %S A029657 3,5,7,9,5,9,11,25,7,13,55,27,15,49,91,105,77,35,9,17,19,81,11,21,285, %T A029657 65,23,121,385,825,275,77,13,25,2079,935,27,169,3289,4719,2717,1287, %U A029657 15,29,819,5005,9867,7007,1729,119,31,225,1015,3185,7371,13013,17875 %N A029657 Odd numbers in (2,1)-Pascal triangle A029653 that are different from 1. %K A029657 nonn,tabf,easy %O A029657 0,1 %A A029657 _Mohammad K. Azarian_ %E A029657 More terms from _James Sellers_