%I #9 May 01 2014 02:37:07
%S 0,0,0,0,0,1,2,8,48,450,5752,90555,1612917,31297424,652159986,
%T 14499787794,342646826428
%N Number of not necessarily connected 3-regular simple graphs on 2n vertices with girth exactly 5.
%H Jason Kimberley, <a href="/wiki/User:Jason_Kimberley/E_k-reg_girth_eq_g_index">Index of sequences counting not necessarily connected k-regular simple graphs with girth exactly g</a>
%F a(n) = A185335(n) - A185336(n).
%F a(n) = A006925(n) + A185035(n).
%Y Not necessarily connected 3-regular simple graphs on 2n vertices with girth exactly g: A185130 (triangle); fixed g: A185133 (g=3), A185134 (g=4), this sequence (g=5), A185136 (g=6).
%K nonn,hard,more
%O 0,7
%A _Jason Kimberley_, Mar 21 2012
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