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 A046938 #9 May 05 2021 01:55:21 %S A046938 1,2,3,5,8,11,16,24,32,43,59,83,107,139,182,241,324,407,514,653,835, %T A046938 1076,1400,1724,2131,2645,3298,4133,5209,6609,8009,9733,11864,14509, %U A046938 17807,21940,27149,33758,40367,48376,58109,69973,84482,102289 %N A046938 Sequence formed from rows of triangle A046937. %C A046938 Apparently formed by deleting any repeated elements in A046937. - _Sean A. Irvine_, May 05 2021 %K A046938 nonn %O A046938 0,2 %A A046938 _N. J. A. Sloane_ %E A046938 Title corrected by _Sean A. Irvine_, May 05 2021