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 A038743 #7 May 19 2024 20:37:25 %S A038743 1,15,122,715,3388,13817,50439,169324,533115,1597981,4613544,12948083, %T A038743 35582783,96296410,257763847,684721291,1809437921,4765066652, %U A038743 12520359325,32850638623,86116228859,225627072434 %N A038743 T(n,n-6), array T as in A038738. %Y A038743 Cf. A038738. %K A038743 nonn %O A038743 6,2 %A A038743 _Clark Kimberling_, May 02 2000