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A303049 Number of total dominating sets in the n-triangular grid graph. 4
4, 32, 370, 10102, 547888, 57177700, 11840492228, 4851988794700, 3925043687686610, 6272313979455281150, 19802247395866119585902, 123501868366552999691029394, 1521619453753652011100192319196, 37035171896737433898000971545353724, 1780729821252117006470518879967287810584 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Andrew Howroyd, Table of n, a(n) for n = 1..19

Eric Weisstein's World of Mathematics, Total Dominating Set

Eric Weisstein's World of Mathematics, Triangular Grid Graph

CROSSREFS

Cf. A287064, A288721, A302486.

Sequence in context: A319220 A051489 A295257 * A047053 A201594 A222412

Adjacent sequences:  A303046 A303047 A303048 * A303050 A303051 A303052

KEYWORD

nonn

AUTHOR

Eric W. Weisstein, Apr 17 2018

EXTENSIONS

Terms a(6) and beyond from Andrew Howroyd, Apr 17 2018

STATUS

approved

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Last modified August 11 05:05 EDT 2020. Contains 336422 sequences. (Running on oeis4.)