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A197611 Number of nX6 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 4,2,1,1,1 for x=0,1,2,3,4 1
6, 352, 9361, 305072, 9128940, 273369257, 8272253014, 248406422932, 7492663676120, 225895450875974, 6806715214396789, 205133014114836249, 6182227794667672415, 186308619483759925812, 5614733760573864189597 (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 2's, every 2 is next to 2 1's, every 3 is next to 3 1's, every 4 is next to 4 1's

Column 6 of A197613

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..136

EXAMPLE

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

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

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

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

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

CROSSREFS

Sequence in context: A059415 A246112 A197780 * A233463 A290782 A002684

Adjacent sequences:  A197608 A197609 A197610 * A197612 A197613 A197614

KEYWORD

nonn

AUTHOR

R. H. Hardin Oct 16 2011

STATUS

approved

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Last modified May 21 17:13 EDT 2022. Contains 353921 sequences. (Running on oeis4.)