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A234988 Number of (n+1)X(5+1) 0..5 arrays with every 2X2 subblock having its diagonal sum differing from its antidiagonal sum by 2, with no adjacent elements equal (constant stress tilted 1X1 tilings) 1
35072, 189200, 1303920, 12242044, 128653892, 1507413164, 18608169852, 241470307440, 3223991647750, 44160189525640, 614262146735550, 8656420502385760, 122980147463555208, 1758712132194011052 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A234991

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..109

EXAMPLE

Some solutions for n=2

..1..2..1..4..1..2....0..1..4..5..1..4....0..4..0..1..0..5....2..5..0..1..0..5

..0..3..0..1..0..3....1..0..1..4..2..3....1..3..1..0..1..4....3..4..1..4..1..4

..4..5..4..3..4..5....4..1..4..5..1..0....0..4..0..1..4..5....2..1..0..1..0..1

CROSSREFS

Sequence in context: A031835 A250525 A251063 * A075831 A213805 A204491

Adjacent sequences:  A234985 A234986 A234987 * A234989 A234990 A234991

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 02 2014

STATUS

approved

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Last modified May 26 15:21 EDT 2019. Contains 323597 sequences. (Running on oeis4.)