3,3
B. D. McKay, Catalogues of directed graphs.
Cf. A007079.
Adjacent sequences: A096365 A096366 A096367 this_sequence A096369 A096370 A096371
Sequence in context: A029521 A012766 A012796 this_sequence A016066 A012848 A076046
more,nonn
David J. Haglin (david.haglin(AT)mnsu.edu), Jul 02 2004
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