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A230993
Number of nX5 0..3 arrays x(i,j) with each element horizontally, vertically or antidiagonally next to at least one element with value (x(i,j)+1) mod 4 and at least one element with value (x(i,j)-1) mod 4, and upper left element zero
1
0, 66, 2364, 465638, 57701860, 7659817624, 1002758638600, 131716860513628, 17291570114787190, 2270220065544544366, 298053056164828274720, 39130880089619731153300, 5137427036124512850789104
OFFSET
1,2
COMMENTS
Column 5 of A230994
LINKS
EXAMPLE
Some solutions for n=3
..0..1..1..1..2....0..3..3..0..3....0..1..2..3..0....0..3..1..0..3
..3..2..0..3..3....1..2..2..1..2....3..2..0..0..1....1..2..0..1..2
..2..1..2..1..0....0..3..3..0..1....0..1..2..3..2....0..3..2..0..3
CROSSREFS
Sequence in context: A114252 A240464 A017729 * A173124 A004365 A062152
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 02 2013
STATUS
approved