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A288721 Number of connected dominating sets in the n-triangular grid graph. 4
1, 7, 32, 296, 5744, 227080, 18084720, 2883751336, 916819998880, 579403471332808, 726271886301488352, 1802717127912019473096, 8849500619057758939673040, 85830556827312530479498758296, 1643431935596454045971815328866560, 62082178562357221739454020443666212184 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..15.

Eric Weisstein's World of Mathematics, Connected Dominating Set

Eric Weisstein's World of Mathematics, Triangular Grid Graph

CROSSREFS

Cf. A287064, A288722.

Sequence in context: A240390 A024093 A110323 * A324412 A175189 A153286

Adjacent sequences:  A288718 A288719 A288720 * A288722 A288723 A288724

KEYWORD

nonn

AUTHOR

Eric W. Weisstein, Jun 14 2017

EXTENSIONS

a(6)-a(15) from Andrew Howroyd, Sep 04 2017

STATUS

approved

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Last modified May 6 21:35 EDT 2021. Contains 343597 sequences. (Running on oeis4.)