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 A167579 #4 Jul 22 2025 07:29:33 %S A167579 1,6,35,268,2421,26978,349063,5258520,89121833,1697446846,35576664363, %T A167579 819585397028,20461925870365 %N A167579 The row sums of the ED3 array A167572 read by antidiagonals. %Y A167579 A167572 is the ED3 array. %K A167579 nonn %O A167579 1,2 %A A167579 _Johannes W. Meijer_, Nov 10 2009