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A196589 Number of nX7 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 3,2,0,1,4 for x=0,1,2,3,4 1
13, 2057, 141460, 8980645, 578185580, 37529013812, 2443612706889, 158784115135859, 10325602150894612, 671207897573507284, 43631583378058347698, 2836674439983859775124, 184408814903864188587732 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

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

Column 7 of A196590

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..87

EXAMPLE

Some solutions for n=4

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

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

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

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

CROSSREFS

Sequence in context: A177914 A128394 A196801 * A197046 A283633 A221823

Adjacent sequences: A196586 A196587 A196588 * A196590 A196591 A196592

KEYWORD

nonn

AUTHOR

R. H. Hardin Oct 04 2011

STATUS

approved

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Last modified December 6 15:42 EST 2022. Contains 358644 sequences. (Running on oeis4.)