1,12
Table of n, a(n) for n=1..18.
Gunnar Brinkmann, Jan Goedgebeur, Jonas Hagglund and Klas Markstrom, Generation and properties of snarks, arXiv:1206.6690, 2012.
Sequence in context: A166773 A202632 A285410 * A239294 A294409 A239776
Adjacent sequences: A218883 A218884 A218885 * A218887 A218888 A218889
nonn
N. J. A. Sloane, Nov 27 2012
approved