Posted 6 December 2004

  • These are "paste ups" from computer output with slight editing
  • of the latest 3x3 Busy Beaver information found 5 December 2004.
  • -- Allen Brady

    Sun Dec 5 13:29:05 PST 2004 u-16
    # 16,812,191:
    2 1 1 _ 0 0 0 _ 3-1 2 __ 3-1 1 _ 2 1 2 _ 2-1 1 __ 1-1 1 _ 2 1 0 _ 1-1 2
    <$$$$> Shifts=92,649,163 Excursion=13,949 **NEW SHIFTS** **NEW RANGE**

    Sun Dec 5 19:15:48 PST 2004 u-16
    SIMULATION #16,812,191:
    Shifts=92,649,163 Output Length=13,949 **NEW CHAMPION 3x3**
    Descr.(S,M,Q)-

    q1: 1Rq2 halt 2Lq3
    q2: 1Lq3 2Rq2 1Lq2
    q3: 1Lq1 0Rq2 2Lq1

    [Machine begins in center of 30,000 square tape.]
    (15000*0)>q1>0(14999*0)......................*[1]* steps
    ...
    ...
    [Machine halts at left end of traversed segment.]
    (1064*0)>q1>1(13947*2)1(14987*0).............*[92,649,163]* steps

    MACHINE HALTS AFTER 92,649,163 MOVES
    END OF RUN
    (SCORE--total of all 1's and 2's=13,949; Full Tape Excursion=same)
    Shifts and Score were confirmed 6 December 04 by Heiner Marxen.

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    Updated 0100 hrs PST 23 January 2005