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%I #4 Mar 30 2012 16:50:23
%S 1,2,9,23,58,142,345,835,2018,4874,11769,28415,68602,165622,399849,
%T 965323,2330498,5626322,13583145,32792618,79168378,191129374,
%U 461427129,1113983635,2689394402,6492772442,15674939289,37842651023,91360241338
%N Minimum number of moves to solve a variant of the first Panex puzzle of order n of transferring a side tower to the center column.
%D Mark Manasse et al., The Panex puzzle, in Tribute to a Mathemagician, Peters, 2005, pp. 145-161.
%H N. Baxter, <a href="http://www.baxterweb.com/puzzles/panex/index.htm">Panex Puzzle Resources</a>.
%F a(n) = A109175(n) if n odd, = A109175(n)-1 if n even.
%Y Cf. A109175.
%K nonn
%O 1,2
%A _N. J. A. Sloane_, Apr 11 2006
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