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 A352370 #3 Mar 15 2022 10:27:16 %S A352370 1,1,3,13,69,431,3103,25271,228945,2276803,24605811,286742831, %T A352370 3580459501,47647919385,672666093583,10033841676961,157592244804465, %U A352370 2598219867015235,44845197606105859,808362808229409743,15184641619260934701,296660002497701895445,6017229226892950754271 %N A352370 Row sums of A352369. %Y A352370 Cf. A352369. %K A352370 nonn %O A352370 0,3 %A A352370 _Peter Luschny_, Mar 15 2022