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A297572 Number of minimum dominating sets in the n-triangular grid graph. 1
1, 3, 6, 26, 2, 75, 89, 18, 108, 4, 9042, 10265, 10524, 138, 8, 72, 596, 4438, 390, 16, 55716 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..20.

Eric Weisstein's World of Mathematics, Minimum Dominating Set

Eric Weisstein's World of Mathematics, Triangular Grid Graph

CROSSREFS

Cf. A251419, A287064, A288721.

Sequence in context: A057730 A074432 A212650 * A137089 A197470 A148664

Adjacent sequences:  A297569 A297570 A297571 * A297573 A297574 A297575

KEYWORD

nonn,more

AUTHOR

Eric W. Weisstein, Dec 31 2017

EXTENSIONS

a(8)-a(10) from Andrew Howroyd, Jan 02 2018

Offset corrected and a(11)-a(20) from Andrew Howroyd, May 19 2018

STATUS

approved

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Last modified December 18 09:25 EST 2018. Contains 318219 sequences. (Running on oeis4.)