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A295187 Chromatic invariant for the n X n queen graph. 0
1, 2, 1308, 1238775828 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..4.

Eric Weisstein's World of Mathematics, Chromatic Invariant

Eric Weisstein's World of Mathematics, Queen Graph

CROSSREFS

Sequence in context: A160003 A078170 A062663 * A298757 A020526 A247821

Adjacent sequences:  A295184 A295185 A295186 * A295188 A295189 A295190

KEYWORD

nonn,more

AUTHOR

Eric W. Weisstein, Nov 16 2017

STATUS

approved

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Last modified August 20 06:02 EDT 2019. Contains 326139 sequences. (Running on oeis4.)