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 A195667 Length of the longest Sokoban game with n spaces. 2
 1, 2, 3, 5, 9, 14, 17, 22, 27, 35, 40, 48, 59, 77, 88, 108, 124, 146 (list; graph; refs; listen; history; text; internal format)
 OFFSET 3,2 COMMENTS This sequence grows exponentially, and the base is known to be somewhere between phi and 2. - Zachary DeStefano, Jun 05 2021 LINKS Table of n, a(n) for n=3..20. Zachary DeStefano and qqwref, Sokoban Max Moves Archive Erich Friedman, Problem of the month March 2000 Wikipedia, Sokoban EXAMPLE From Zachary DeStefano, Jun 05 2021: (Start) In standard Sokoban notation, for n = 14 the a(14) = 48 board is: ##### ##@.# ##\$ # # # # #\$### # *.# ####### (End) CROSSREFS Cf. A195668, A195669. Sequence in context: A309289 A220315 A070819 * A005244 A058541 A023672 Adjacent sequences: A195664 A195665 A195666 * A195668 A195669 A195670 KEYWORD nonn,more,hard AUTHOR Kausthub Gudipati, Sep 22 2011 EXTENSIONS a(11) corrected and a(15)-a(17) added by Zachary DeStefano, Jun 05 2021 a(18)-a(20) from Zachary DeStefano, Jul 29 2021 STATUS approved

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Last modified June 20 21:09 EDT 2024. Contains 373532 sequences. (Running on oeis4.)