A275621 Number of (1,1,2,3)-chromatic cubic graphs with 2n nodes.

1, 1, 2, 7, 38, 182, 1214, 8386, 86448, 1103114

Offset

2,3

Links

Table of n, a(n) for n=2..11.

Nicolas Gastineau and Olivier Togni, S-Packing Colorings of Cubic Graphs, arXiv:1403:7495 [cs.DM], 2016.

Crossrefs

Sequence in context: A173762 A180269 A036432 * A094431 A256032 A209006

Adjacent sequences: A275618 A275619 A275620 * A275622 A275623 A275624

Keyword

nonn,more

Author

N. J. A. Sloane, Aug 04 2016

Status

approved