19,2

M. Meringer, Tables of Regular Graphs

Cf. A014372.

Sequence in context: A011822 A111179 A058891 this_sequence A111827 A045330 A140050

Adjacent sequences: A058340 A058341 A058342 this_sequence A058344 A058345 A058346

nonn,hard

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