%I #9 Feb 23 2017 23:48:22
%S 1,1,2,3,7,16,54,241,2038,33120
%N Erroneous version of A002854.
%C Included in accordance with the OEIS policy of including erroneous published sequences to serve as pointers to the correct versions.
%D Hofmeister, Michael. "Counting double covers of graphs." Journal of graph theory 12.3 (1988): 437-444.
%K dead
%O 1,3