

A234494


Number of (n+1) X (4+1) 0..5 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 2 (constantstress 1 X 1 tilings).


1



99142, 1483566, 22124316, 337787398, 5086391644, 78343976876, 1187892774098, 18458711626338, 281836734313650, 4419843758823480, 67966077488967054, 1076066240683859120, 16667186081407001668, 266487707205522217138
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OFFSET

1,1


LINKS



EXAMPLE

Some solutions for n=1:
5 3 3 2 3 0 0 0 2 4 0 4 4 2 4 5 5 4 1 0
0 0 2 3 2 3 5 3 3 3 0 2 4 0 4 2 4 5 4 1


CROSSREFS



KEYWORD

nonn


AUTHOR



STATUS

approved



