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A198154 Number of nX7 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 4,3,0,1,1 for x=0,1,2,3,4 1
13, 465, 24689, 1255491, 61513749, 2969407571, 147146211014, 7259079414491, 356611993766901, 17542851737213231, 863257429585871111, 42468055861968831263, 2089291751765730194449, 102792392272753053884368 (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 3's, every 2 is next to 2 0's, every 3 is next to 3 1's, every 4 is next to 4 1's
Column 7 of A198155
LINKS
EXAMPLE
Some solutions containing all values 0 to 4 for n=4
..2..0..0..1..3..1..0....0..1..3..1..1..3..1....2..0..0..1..3..1..1
..0..0..1..4..1..2..0....0..2..1..4..1..1..0....0..1..0..0..1..1..3
..2..1..3..1..0..0..0....0..0..0..1..3..2..0....1..3..1..0..1..4..1
..0..2..0..0..0..0..0....0..2..2..0..1..0..2....0..0..0..1..3..1..0
CROSSREFS
Sequence in context: A198012 A197895 A197749 * A197234 A262570 A012073
KEYWORD
nonn
AUTHOR
R. H. Hardin Oct 21 2011
STATUS
approved

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Last modified May 22 19:48 EDT 2024. Contains 372758 sequences. (Running on oeis4.)