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A198652
Number of n X 5 0..6 arrays with values 0..6 introduced in row major order and each element equal to at least one horizontal or vertical neighbor.
0
3, 488, 98467, 39898934, 21787578805, 15022218265442
OFFSET
1,1
COMMENTS
Column 5 of A198654.
EXAMPLE
Some solutions with all values 0 to 6 for n=4
..0..0..1..1..2....0..0..0..1..2....0..0..1..2..2....0..0..0..0..0
..0..3..4..2..2....0..1..3..1..2....0..1..1..3..4....0..1..2..2..3
..0..3..4..5..5....2..1..3..4..4....5..6..1..3..4....4..1..5..5..3
..6..6..6..6..5....2..5..5..6..6....5..6..6..5..5....4..6..6..1..1
CROSSREFS
Cf. A198654.
Sequence in context: A045616 A198705 A198624 * A198659 A142801 A057632
KEYWORD
nonn
AUTHOR
R. H. Hardin, Oct 28 2011
STATUS
approved