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The Busy Beaver Challenge

BB(2,4) champion found: 1RB2LA1RA1RA_1LB1LA3RB1RZ

Feb 2005 · Shawn Ligocki ,tjligocki
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Github https://github.com/sligocki/busy-beaver
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Wiki Link https://wiki.bbchallenge.org/wiki/BB(2,4)
Description

S(M) = 3,932,964 and Σ(M) = 2,050