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A197670 Number of nX6 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 4,0,1,0,1 for x=0,1,2,3,4 1
16, 642, 14503, 403960, 11277331, 311676959, 8613257822, 239118653300, 6630227642552, 183756345226485, 5094599088185193, 141246701196281961, 3915786139554013344, 108558677747367102730, 3009656266880644396542 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Every 0 is next to 0 4's, every 1 is next to 1 0's, every 2 is next to 2 1's, every 3 is next to 3 0's, every 4 is next to 4 1's

Column 6 of A197672

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..133

EXAMPLE

Some solutions containing all values 0 to 4 for n=4

..0..0..1..1..0..0....0..3..0..0..0..0....1..1..0..1..1..0....0..0..2..1..0..0

..1..1..4..1..0..3....3..0..3..2..1..1....0..2..1..4..1..2....0..0..1..4..1..1

..2..1..1..1..0..0....0..0..0..1..4..1....3..0..1..1..0..1....0..0..2..1..1..1

..0..0..0..1..1..1....0..3..0..2..1..0....0..0..1..1..0..1....0..3..0..0..0..0

CROSSREFS

Sequence in context: A091496 A139166 A128048 * A162546 A328274 A249950

Adjacent sequences:  A197667 A197668 A197669 * A197671 A197672 A197673

KEYWORD

nonn

AUTHOR

R. H. Hardin Oct 17 2011

STATUS

approved

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Last modified March 29 05:32 EDT 2020. Contains 333105 sequences. (Running on oeis4.)