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A289906 Edge cover number of the n-triangular honeycomb acute knight graph. 1
0, 0, 3, 7, 9, 12, 16, 18, 24, 28, 33, 39, 46, 50, 60, 65, 74, 83, 92, 105 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

LINKS

Table of n, a(n) for n=1..20.

Eric Weisstein's World of Mathematics, Edge Cover Number

CROSSREFS

Sequence in context: A342699 A284819 A190742 * A190752 A353103 A087064

Adjacent sequences:  A289903 A289904 A289905 * A289907 A289908 A289909

KEYWORD

nonn,more

AUTHOR

Eric W. Weisstein, Jul 14 2017

STATUS

approved

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Last modified July 3 06:54 EDT 2022. Contains 355031 sequences. (Running on oeis4.)