%I A049365
%S A049365 1,0,1,1,3,7,21,81,401,2499,18604
%N A049365 Number of connected planar graphs with n nodes and even degrees (i.e. 
               that are Eulerian).
%Y A049365 Sequence in context: A001576 A075211 A075212 this_sequence A031885 A158236 
               A128599
%Y A049365 Adjacent sequences: A049362 A049363 A049364 this_sequence A049366 A049367 
               A049368
%K A049365 nonn,nice,hard
%O A049365 1,5
%A A049365 Brendan McKay (bdm(AT)cs.anu.edu.au)