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A219748
Number of cubic plane graphs with 2n nodes, minimal face size 4 and maximal face size 6.
0
0, 0, 1, 1, 2, 4, 7, 10, 22, 32, 58, 92, 151, 227, 368, 530, 805, 1158, 1695, 2373, 3354, 4595, 6340, 8480, 11417, 15049, 19832, 25719, 33258, 42482, 54184, 68271, 85664, 106817, 132535, 163194, 200251, 244387, 296648, 358860, 431578, 517533, 617832
OFFSET
2,5
LINKS
Gunnar Brinkmann, Jan Goedgebeur, Jonas Hagglund and Klas Markstrom, Generation and properties of snarks, arXiv:1206.6690, 2012.
CROSSREFS
Sequence in context: A173730 A036685 A034744 * A121352 A134126 A277340
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Nov 27 2012
STATUS
approved