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 A059579 #5 Dec 31 2023 17:47:28 %S A059579 1,1,2,1,4,7,1,8,20,30,1,16,52,107,147,1,32,128,326,605,792,1,64,304, %T A059579 912,2051,3580,4559,1,128,704,2416,6276,13086,21962,27500,1,256,1600, %U A059579 6160,17992,42783,84828,138607,171645,1,512,3584,15264,49264,130250 %N A059579 The array of A059578 read by antidiagonals in the 'up' direction. %Y A059579 Cf. A059578. %K A059579 easy,nonn,tabl %O A059579 1,3 %A A059579 _Floor van Lamoen_, Jan 23 2001