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A232978 Number of proper 3-colorings of the bi-iterative graph family G^4_n. 2
6, 30, 318, 6762, 288354, 24601830, 4198550862, 1433090327658, 978320552816706, 1335732803916035910, 3647440466597769337518, 19919887407714391756372362, 217578288033980580931821414114, 4753070216383849406954016223981350, 207664806338411731603980735696210780942 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,1
LINKS
T. Kotek, J. A. Makowsky, Recurrence Relations for Graph Polynomials on Bi-iterative Families of Graphs, arXiv preprint arXiv:1309.4020, 2013
CROSSREFS
Cf. A232979.
Sequence in context: A360824 A110374 A360831 * A359882 A332041 A201135
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Dec 07 2013
EXTENSIONS
a(7)-a(14) from Alois P. Heinz, Dec 21 2013
STATUS
approved

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Last modified March 28 16:00 EDT 2024. Contains 371254 sequences. (Running on oeis4.)