Here's one that halts very late: http://wry.me/hacking/Turing-Drawings/#3,3,1,2,0,1,1,0,0,2,3,1,1,3,2,1,3,0,2,1,1,1,1,2,2,3,0,2,0 http://wry.me/hacking/Turing-D

Here's one that halts very late: http://wry.me/hacking/Turing-Drawings/#3,3,1,2,0,1,1,0,0,2,3,1,1,3,2,1,3,0,2,1,1,1,1,2,2,3,0,2,0 http://wry.me/hacking/Turing-Drawings/#3,3,1,2,0,1,1,0,0,2,3... And here's an amazing one: it fills the canvas, getting slower and slower. It will probably take days to complete fill it: http://wry.me/hacking/Turing-Drawings/#10,3,9,2,1,5,2,3,8,1,2,9,1,1,4,2,1,5,1,2,9,2,2,1,1,2,6,1,0,3,1,1,7,2,0,5,1,3,4,2,1,4,2,0,8,1,1,1,2,3,0,1,1,0,1,1,9,1,3,0,1,2,0,1,1,5,2,2,5,2,0,5,2,2,7,1,0,1,1,0,9,2,1,8,2,0,6,2,0,4,2,3 http://wry.me/hacking/Turing-Drawings/#10,3,9,2,1,5,2,3,8,1,...