View source for 1RB0LB 1LC0RE 1LA1LD 0LC--- 0RB0RF 1RE1RB

{{machine|1RB0LB_1LC0RE_1LA1LD_0LC---_0RB0RF_1RE1RB}}{{unsolved|Does this TM run forever?}}
{{TM|1RB0LB_1LC0RE_1LA1LD_0LC---_0RB0RF_1RE1RB}} is a [[probviously]] non-halting [[BB(6)]] [[Cryptid]] found by @racheline and shared on Discord on 25 Nov 2024.

== Rules ==
<pre>
 start: (4,124)
 (a+1,3n+0) --> (a+7,4n+4)
 (a+1,3n+1) --> (a+0,4n+7)
 (a+1,3n+2) --> (a+5,4n+4)
 (0,3(27n+21)+1) --> halt

 (a,n) := 0^inf 10 01^a 0^n <A 11011 0^inf
</pre>
[[File:A t100k 1RB0LB 1LC0RE 1LA1LD 0LC--- 0RB0RF 1RE1RB.png|thumb|Plot of the first entry in (x,y) over the first 100k steps of this TM. The TM enters a new phase (or halts) if x hits 0. This is extremely unlikely.]]
For simplicity only one potential halting rule is shown. In fact, it also has the potential to become a translated cycler or bouncer when it reaches (0,n).

== Similar TMs ==

If the starting state is set to B and put into [[Tree Normal Form|TNF]], the TM becomes {{TM|1RB0LD_1RC1RF_1LA0RA_0LA0LE_1LD1LA_0RB---}}.

[[Category:BB(6)]][[Category:Cryptids]]