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 A234785 Number of (n+1)X(7+1) 0..3 arrays with no adjacent elements equal and with each 2X2 subblock having the number of clockwise edge increases equal to the number of counterclockwise edge increases 1
 5085004, 3340355564, 2268967605156, 1560344155530604, 1078605317680077396, 747324517604795047044, 518342328616619031217020, 359698014444415101581399764, 249665914107637738650774896460 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 7 of A234786 LINKS R. H. Hardin, Table of n, a(n) for n = 1..210 EXAMPLE Some solutions for n=1 ..2..0..3..2..3..1..2..0....2..0..3..0..3..1..3..1....2..0..2..3..2..0..2..0 ..0..3..0..3..1..3..1..2....0..2..0..2..0..3..0..3....0..3..0..2..1..3..0..2 CROSSREFS Sequence in context: A106785 A034607 A015363 * A206136 A186624 A157844 Adjacent sequences: A234782 A234783 A234784 * A234786 A234787 A234788 KEYWORD nonn AUTHOR R. H. Hardin, Dec 30 2013 STATUS approved

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Last modified March 28 17:47 EDT 2023. Contains 361596 sequences. (Running on oeis4.)