Choose challenge
Challenge goal
Setting the challenge's goal is work in progress.
Meanwhile, you can browse a list of interesting 6-state 2-symbol machines.
What is this?
·
Visualization:
Machine
1RB1LC_1RD1RE_0LF1LA_1RC0RB_1LE1RD_---1LA
Status: Undecided
Machine code:
01
A 1RB1LC
B 1RD1RE
C 0LF1LA
D 1RC0RB
E 1LE1RD
F ---1LA
Std format: 1RB1LC_1RD1RE_0LF1LA_1RC0RB_1LE1RD_---1LA
Copy code for https://turingmachine.io/
Change machine:
Highlighted machines
BB(6) champion:
·  >25> 2\uparrow\uparrow\uparrow 5-halter [mxdys, 2025]
Other halting machines:
·  1011010000\simeq 10\uparrow\uparrow 11010000-halter [mxdys, 2025]
·  1015\simeq 10\uparrow\uparrow 15-halter [Kropitz, 2022]
6-state 2-symbol Cryptids: