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A234448 Number of (n+1) X (5+1) 0..4 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 1 (constant-stress 1 X 1 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
LINKS
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
Column 5 of A234450.
Sequence in context: A234737 A206082 A209794 * A269798 A251639 A051595
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 26 2013
STATUS
approved

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Last modified June 16 22:16 EDT 2024. Contains 373432 sequences. (Running on oeis4.)