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A218644
Number of n X n arrays of the minimum value of corresponding elements and their horizontal, vertical or antidiagonal neighbors in a random 0..3 n X n array.
0
4, 16, 610, 82188, 45453172, 99181510254, 817394844786996, 26269231937922520406
OFFSET
1,1
COMMENTS
Diagonal of A218651.
EXAMPLE
Some solutions for n=3
..1..1..3....0..0..1....2..2..3....0..0..3....3..1..1....1..1..1....3..2..2
..1..1..3....0..0..2....1..1..2....0..2..0....1..1..0....1..1..2....3..2..2
..1..1..3....0..3..3....1..1..2....2..0..0....1..0..0....3..2..2....3..2..2
CROSSREFS
Cf. A218651.
Sequence in context: A013006 A013001 A373739 * A013179 A144177 A300315
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 03 2012
STATUS
approved