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A234448 Number of (n+1)X(5+1) 0..4 arrays with every 2X2 subblock having its diagonal sum differing from its antidiagonal sum by 1 (constant stress 1X1 tilings) 1
428800, 15269704, 588663528, 23647980136, 963859893408, 39720806964788, 1639385463803776, 67993371547921628, 2815853396337809696, 117034724272880522212, 4853112656114544908560, 201930635008621124994776 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A234450

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..63

EXAMPLE

Some solutions for n=1

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

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

CROSSREFS

Sequence in context: A234737 A206082 A209794 * A269798 A251639 A051595

Adjacent sequences:  A234445 A234446 A234447 * A234449 A234450 A234451

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 26 2013

STATUS

approved

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Last modified August 20 14:06 EDT 2019. Contains 326152 sequences. (Running on oeis4.)