User:Cloudy176/BB

(Currently under construction)

This page contains the current record of the busy beaver game. You can contribute if you wish!

Current records
Sigma (the number of non-blank symbols) is written outside the parentheses, and S (the number of steps) is written inside it. If there're no parentheses, S is lower-bounded by Sigma.

1-state, any-symbol
Sigma=1, S=1 0 _ 1 r halt

2-state, 2-symbol
Sigma=4, S=6, Source: 0 _ 1 r 1 0 1 1 l 1 1 _ 1 l 0 1 1 1 r halt

2-state, 3-symbol
Sigma=9, S=38, Source: 0 _ 1 r 1 0 1 2 l 1 0 2 1 r halt 1 _ 2 l 0 1 1 2 r 1 1 2 1 l 1

2-state, 4-symbol
Sigma=2050, S=3932964, Source: 0 _ 3 r 1 0 1 3 r 0 0 2 3 r 0 0 3 1 l 0 1 _ 3 l 1 1 1 2 r 1 1 2 2 r halt 1 3 3 l 0

3-state, 2-symbol (Sigma)
Sigma=6, S=13, Source: 0 _ 1 r 1 0 1 1 l 2 1 _ 1 l 0 1 1 1 r 1 2 _ 1 l 1 2 1 1 r halt

3-state, 2-symbol (S)
Sigma=5, S=21, Source: 0 _ 1 r 1 0 1 1 r halt 1 _ 1 l 1 1 1 _ r 2 2 _ 1 l 2 2 1 1 l 0

3-state, 3-symbol
Sigma=374676383, S=119112334170342540, Source: 0 _ 1 r 1 0 1 2 l 0 0 2 1 l 2 1 _ _ l 0 1 1 2 r 1 1 2 1 l 1 2 _ 1 r halt 2 1 1 r 0 2 2 1 r 2

4-state, 2-symbol
Sigma=13, S=107, Source: 0 _ 1 r 1 0 1 1 l 1 1 _ 1 l 0 1 1 _ l 2 2 _ 1 r halt 2 1 1 l 3 3 _ 1 r 3 3 1 _ r 0

5-state, 2-symbol
Sigma=4098, S=47176870, Source: 0 _ 1 l 1 0 1 1 r 2 1 _ 1 l 2 1 1 1 l 1 2 _ 1 l 3 2 1 _ r 4 3 _ 1 r 0 3 1 1 r 3 4 _ 1 r halt 4 1 _ r 0