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A337795 Number of graceful labelings of the n-gear graph. 0
408, 5728, 135620, 5562192, 296105684, 22256243232 (list; graph; refs; listen; history; text; internal format)
OFFSET
3,1
LINKS
Table of n, a(n) for n=3..8.
Eric Weisstein's World of Mathematics, Gear Graph
Eric Weisstein's World of Mathematics, Graceful Labeling
CROSSREFS
Sequence in context: A157263 A234702 A234697 * A183717 A285767 A282479
Adjacent sequences: A337792 A337793 A337794 * A337796 A337797 A337798
KEYWORD
nonn,more
AUTHOR
Eric W. Weisstein, Sep 22 2020
EXTENSIONS
a(6)-a(7) from Bert Dobbelaere, Sep 27 2020
a(8) from Eric W. Weisstein, Oct 14 2020 (using code from Bert Dobbelaere)
STATUS
approved

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Last modified May 15 16:38 EDT 2024. Contains 372548 sequences. (Running on oeis4.)