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A287064 Number of dominating sets in the n-triangular grid graph. 6
1, 7, 45, 685, 20409, 1201941, 141147379, 32952001519, 15299378914117, 14127550190798059, 25944752255914338751, 94759724685920514675099, 688318811614248548827285461, 9943676783895971991257124086453, 285690558616920990681823749334591359, 16324365307318944099676240468111164604873 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

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

Eric Weisstein's World of Mathematics, Dominating Set

Eric Weisstein's World of Mathematics, Triangular Grid Graph

CROSSREFS

Cf. A251419, A288721, A297572, A303049.

Sequence in context: A205080 A232789 A203201 * A222901 A175909 A034471

Adjacent sequences:  A287061 A287062 A287063 * A287065 A287066 A287067

KEYWORD

nonn

AUTHOR

Eric W. Weisstein, May 19 2017

EXTENSIONS

a(7)-a(11) from Andrew Howroyd, May 21 2017

Terms a(12) and beyond from Andrew Howroyd, Apr 18 2018

STATUS

approved

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Last modified August 5 06:46 EDT 2020. Contains 336209 sequences. (Running on oeis4.)