%I #10 Feb 06 2022 15:00:48
%S 1,4,624,1104045,2983458766,10922621656743
%N Number of directed 5-regular graphs on n nodes.
%H Gunnar Brinkmann, <a href="https://doi.org/10.1016/j.disc.2012.09.014">Generating regular directed graphs</a>, Discrete Math., 313 (2012), 1-7.
%Y Column k=5 of A350910.
%Y Cf. A096368, A219889, A219890, A219891, A219893.
%K nonn,more
%O 6,2
%A _N. J. A. Sloane_, Nov 30 2012
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