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A219427 Unchanging value maps: number of 7Xn binary arrays indicating the locations of corresponding elements unequal to no horizontal or antidiagonal neighbor in a random 0..2 7Xn array 0
1, 1897, 44857, 1842766, 65352789, 2284814260, 80311501599, 2846763071615, 101180231915225, 3593093772421047, 127477235143792772, 4521648074836617071, 160404051239506589127, 5690803494953995807634 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
Row 7 of A219421
LINKS
EXAMPLE
Some solutions for n=3
..1..0..0....1..0..0....1..1..1....0..0..1....0..0..0....1..1..0....1..0..1
..0..0..0....0..1..0....1..1..0....0..0..0....0..1..0....0..0..0....0..0..1
..0..0..0....0..0..1....0..0..1....0..0..1....0..0..1....1..0..1....0..0..0
..0..0..1....0..0..1....1..1..0....1..0..1....0..0..0....0..0..1....1..0..1
..0..0..1....1..0..0....0..0..0....0..0..0....0..0..0....1..0..0....1..1..1
..0..0..1....0..1..0....0..0..1....0..0..0....0..0..0....0..0..0....1..1..1
..1..1..1....0..0..0....1..1..1....0..1..1....0..1..1....1..0..1....1..0..0
CROSSREFS
Sequence in context: A045198 A020417 A218848 * A297320 A220392 A219416
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 19 2012
STATUS
approved

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Last modified May 28 12:54 EDT 2024. Contains 372913 sequences. (Running on oeis4.)