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A233072 Number of nX7 0..3 arrays with no element x(i,j) adjacent to value 3-x(i,j) horizontally, antidiagonally or vertically, top left element zero, and 1 appearing before 2 in row major order 1
365, 57122, 11235652, 2293174089, 475027244071, 98950914937033, 20656955820980290, 4315955749032401626, 902039316691285768305, 188549438666892024287013, 39413397925167802927174270 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 7 of A233073
LINKS
EXAMPLE
Some solutions for n=2
..0..1..0..1..1..1..0....0..0..1..1..0..1..1....0..0..1..0..1..0..0
..0..1..0..0..1..0..0....1..1..0..1..0..0..0....0..1..1..0..1..0..1
CROSSREFS
Sequence in context: A275147 A275227 A281610 * A275503 A275400 A275265
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 03 2013
STATUS
approved

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Last modified July 20 18:59 EDT 2024. Contains 374459 sequences. (Running on oeis4.)