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 A059725 #6 Oct 04 2022 16:40:29 %S A059725 1,2,29,1185,94833,12518759,2464772052,677070118109,247445041778653, %T A059725 116099223528776171,68020905986865391290,48672271701015856218241, %U A059725 41769634065054177972134684,42345399564033103300340376138,50067418597883181757264044318871 %N A059725 Central column in A059720. %K A059725 nonn %O A059725 0,2 %A A059725 _N. J. A. Sloane_, Feb 09 2001 %E A059725 More terms from _Sean A. Irvine_, Oct 04 2022