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%I #1 Feb 20 2005 03:00:00
%S 0,0,0,6,60,810,20160,738360
%N Erroneous version of A058831.
%C These numbers should have been halved.
%D R. C. Read and N. C. Wormald, Number of labeled 4-regular graphs, J. Graph Theory, 4 (1980), 203-212.
%K dead
%O 0,4
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