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A263217
Number of (n+1)X(n+1) 0..2 arrays with each row and column divisible by 5, read as a base-3 number with top and left being the most significant digits.
0
1, 14, 1009, 475539, 3126162435, 199878687706434, 113626071226676220337, 582273491524766112505402255
OFFSET
1,2
COMMENTS
Diagonal of A263224.
EXAMPLE
Some solutions for n=3
..0..0..1..2....1..2..1..2....0..2..0..2....2..2..2..2....2..0..0..1
..0..0..0..0....2..0..2..0....0..1..0..1....1..2..1..2....1..1..1..1
..0..0..1..2....0..2..0..2....1..2..0..0....2..1..0..2....0..2..2..1
..0..0..0..0....0..0..0..0....2..1..0..2....1..0..2..2....2..0..0..1
CROSSREFS
Cf. A263224.
Sequence in context: A123178 A208318 A349737 * A208388 A227205 A297766
KEYWORD
nonn
AUTHOR
R. H. Hardin, Oct 12 2015
STATUS
approved