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A198652 Number of nX5 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 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A198654

LINKS

Table of n, a(n) for n=1..6.

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

Sequence in context: A045616 A198705 A198624 * A198659 A142801 A057632

Adjacent sequences: A198649 A198650 A198651 * A198653 A198654 A198655

KEYWORD

nonn

AUTHOR

R. H. Hardin Oct 28 2011

STATUS

approved

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Last modified February 1 17:02 EST 2023. Contains 359993 sequences. (Running on oeis4.)