1,3

B. D. McKay, Catalogues of directed graphs.

Cf. A007079.

Sequence in context: A029521 A012766 A012796 this_sequence A016066 A012848 A076046

Adjacent sequences: A096365 A096366 A096367 this_sequence A096369 A096370 A096371

more,nonn

David J. Haglin (david.haglin(AT)mnsu.edu), Jul 02 2004

Offset and count for 15 vertices corrected by Brendan McKay (bdm(AT)cs.anu.edu.au), Dec 09 2008