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A275617
Number of (1,2,2,2)-chromatic cubic graphs with 2n nodes.
0
1, 1, 2, 11, 11, 254, 1031, 15960, 178193, 2481669
OFFSET
2,3
LINKS
Nicolas Gastineau and Olivier Togni, S-Packing Colorings of Cubic Graphs, arXiv:1403:7495 [cs.DM], 2016.
CROSSREFS
Sequence in context: A290394 A292779 A245521 * A090009 A153706 A201187
KEYWORD
nonn,more
AUTHOR
N. J. A. Sloane, Aug 04 2016
STATUS
approved