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%I #9 Feb 27 2009 03:00:00
%S 1,2,9,32,121,450,1681,6272,23409,87362,326041,1216800,4541161,
%T 16947842
%N Duplicate of A006253.
%D F. Faase, On the number of specific spanning subgraphs of the graphs G X P_n, Ars Combin. 49 (1998), 129-154.
%H F. Faase, <a href="http://www.iwriteiam.nl/Cpaper.zip">On the number of specific spanning subgraphs of the graphs G X P_n</a>, Preliminary version of paper that appeared in Ars Combin. 49 (1998), 129-154.
%K dead
%O 0,2