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A232514 Number of (n+1)X(7+1) 0..2 arrays with every element next to itself plus and minus one within the range 0..2 horizontally, diagonally or antidiagonally, with no adjacent elements equal 1
340, 1956, 24388, 270400, 3267824, 38988416, 476578496, 5831607392, 71731172848, 883465590796, 10895684078152, 134445500144828, 1659595814461872, 20489752990174828, 252999687876493464, 3124127399364936504 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 7 of A232515
LINKS
FORMULA
Empirical recurrence of order 78 (see link above)
EXAMPLE
Some solutions for n=3
..2..1..0..1..2..0..1..2....1..0..1..0..1..2..1..2....1..2..1..0..1..0..1..2
..0..1..2..1..2..0..1..0....1..2..1..0..1..2..1..0....1..0..1..0..1..2..1..2
..2..1..0..1..2..0..1..2....1..2..1..2..1..0..1..2....1..2..1..2..1..0..1..2
..2..1..2..1..2..0..1..2....1..0..1..0..1..0..1..0....1..0..1..2..1..0..1..0
CROSSREFS
Sequence in context: A205223 A238040 A237959 * A187383 A265969 A265924
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 25 2013
STATUS
approved

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Last modified July 19 05:20 EDT 2024. Contains 374388 sequences. (Running on oeis4.)