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A231888 Number of maximal 3-independent sets in the 3-dimensional (3, 3, n) grid graph. 3
0, 7, 26, 57, 190, 646, 1914, 5960, 18824, 58248, 181196, 565328, 1759720, 5477376, 17062956, 53131824, 165443096, 515219344, 1604410136, 4996129756, 15558217340, 48448930636, 150871392396, 469819443204, 1463035474136, 4555944690588, 14187380873768 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Andrew Howroyd, Table of n, a(n) for n = 0..100

R. Euler, P. Oleksik, Z. Skupien, Counting Maximal Distance-Independent Sets in Grid Graphs, Discussiones Mathematicae Graph Theory. Volume 33, Issue 3, Pages 531-557, ISSN (Print) 2083-5892, July 2013; see also.

CROSSREFS

Cf. A197054, A231884, A231887, A231888, A217631, A217632.

Sequence in context: A059376 A206481 A049453 * A211645 A171340 A046433

Adjacent sequences:  A231885 A231886 A231887 * A231889 A231890 A231891

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Nov 17 2013

EXTENSIONS

Terms a(13) and beyond from Andrew Howroyd, Jun 10 2017

STATUS

approved

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Last modified January 25 11:23 EST 2022. Contains 350567 sequences. (Running on oeis4.)