13,3

M. Meringer, Tables of Regular Graphs

Cf. A014374.

Sequence in context: A080991 A000844 A000863 this_sequence A023994 A002813 A104159

Adjacent sequences: A058345 A058346 A058347 this_sequence A058349 A058350 A058351

nonn,hard

N. J. A. Sloane (njas(AT)research.att.com), Dec 17 2000