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A230532
Number of nX5 0..6 arrays x(i,j) with each element horizontally or vertically next to at least one element with value (x(i,j)+1) mod 7, and upper left element zero
0
0, 0, 52, 35170, 3535192, 286234664, 22890686508, 1826093367100, 144759756844954
OFFSET
1,3
COMMENTS
Column 5 of A230533
EXAMPLE
Some solutions for n=3
..0..1..2..3..4....0..1..2..3..4....0..1..4..5..6....0..6..5..4..3
..6..0..2..1..5....6..3..2..2..5....6..2..3..6..0....1..2..5..6..2
..5..4..3..0..6....5..4..1..0..6....5..4..3..2..1....2..3..4..0..1
CROSSREFS
Sequence in context: A208305 A098148 A068255 * A157280 A182924 A208785
KEYWORD
nonn
AUTHOR
R. H. Hardin, Oct 22 2013
STATUS
approved