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 A354045 #4 May 17 2022 17:50:58 %S A354045 1,1,2,9,83,1391,38498,1638505,101604805,8802059341,1030071680506, %T A354045 158430831805049,31302182958422223,7792558134438194339, %U A354045 2404183465743291972650,906172339589098358635601,412063269903446575653003241,223575203315439598127658946681,143324925086774266814499800353234 %N A354045 Row sums of A354043. %Y A354045 Cf. A354042, A354043. %K A354045 nonn %O A354045 0,3 %A A354045 _Peter Luschny_, May 17 2022