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 A029664 #8 Jul 02 2025 16:01:56 %S A029664 5,7,9,11,25,13,55,15,49,91,17,19,81,21,285,23,121,385,825,25,2079,27, %T A029664 169,3289,4719,29,819,5005,9867,31,225,1015,3185,7371,13013,17875,33, %U A029664 35,289,37,1785,39,361,2109,8721,41,35853,43,441,46683,128877,45,3311 %N A029664 Odd numbers to the left of the central elements of the (2,1)-Pascal triangle A029653. %K A029664 nonn,tabf %O A029664 0,1 %A A029664 _Mohammad K. Azarian_ %E A029664 More terms from _James Sellers_