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
1RB---_1RC0RD_1RE1RA_1LF1RE_1LF0LC_1LB0LF
Status: Undecided
Machine code:
01
A 1RB---
B 1RC0RD
C 1RE1RA
D 1LF1RE
E 1LF0LC
F 1LB0LF
Std format: 1RB---_1RC0RD_1RE1RA_1LF1RE_1LF0LC_1LB0LF
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: