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A196328
Number of nX7 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 1,3,0,4,2 for x=0,1,2,3,4.
1
13, 209, 1596, 15029, 140502, 1281418, 11937347, 110090749, 1017881679, 9413849312, 87009516622, 804446182456, 7437062770474, 68754061673931, 635629034112919, 5876322569573781, 54326047570786412, 502239418434390677
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OFFSET
1,1
COMMENTS
Every 0 is next to 0 1's, every 1 is next to 1 3's, every 2 is next to 2 0's, every 3 is next to 3 4's, every 4 is next to 4 2's
Column 7 of
A196329
LINKS
R. H. Hardin,
Table of n, a(n) for n = 1..200
EXAMPLE
Some solutions for n=4
..0..2..0..2..2..0..2....0..0..0..2..2..0..2....0..0..0..0..0..2..0
..2..2..0..0..0..0..0....2..2..2..0..0..0..0....0..0..0..0..2..2..0
..0..0..0..0..0..0..0....0..0..2..2..2..2..2....0..0..0..2..2..0..0
..0..2..2..0..2..2..0....2..0..0..0..0..0..0....0..0..0..2..0..0..2
CROSSREFS
Sequence in context:
A145270
A296671
A375176
*
A362550
A340431
A251093
Adjacent sequences:
A196325
A196326
A196327
*
A196329
A196330
A196331
KEYWORD
nonn
AUTHOR
R. H. Hardin
, Oct 01 2011
STATUS
approved
