A219745 Number of snarks of order 2n with automorphism group of order 1.

0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 4, 21, 174, 2536, 26214, 278718, 3684637, 58191667

Offset

1,10

Links

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.

Crossrefs

Sequence in context: A296282 A308763 A230690 * A151803 A151804 A151805

Adjacent sequences: A219742 A219743 A219744 * A219746 A219747 A219748

Keyword

nonn,more

Author

N. J. A. Sloane, Nov 27 2012

Status

approved