LifeWiki:Did you know/84

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Revision as of 13:07, 13 February 2017 by Dvgrn (talk | contribs) (tubstretcher can be constructed and destroyed in 38 or 39 gliders)
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... that an N-bit strict still life can be constructed for any odd integer N using no more than 39 gliders, and for any even integer N using no more than 38 gliders, using a temporary tubstretcher?