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A205233 Number of (n+1) X 7 0..2 arrays with rows and columns of permanents of all 2 X 2 subblocks lexicographically nondecreasing, and all 2 X 2 permanents nonzero. 0
58892, 11675764, 3408343704, 1029060698687, 315651250338121 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 6 of A205235.
LINKS
EXAMPLE
Some solutions for n=4
..0..1..1..2..2..1..2....0..1..1..1..1..2..2....1..2..1..0..1..2..0
..1..1..2..0..2..1..2....1..2..0..2..0..2..2....0..2..0..2..0..2..2
..0..1..1..2..0..2..2....1..1..2..2..2..1..2....1..1..2..1..2..2..2
..1..1..2..0..2..1..2....1..2..2..1..2..2..0....1..1..2..1..2..2..1
..2..0..2..2..1..2..2....1..2..0..2..0..2..1....0..2..1..2..2..0..2
CROSSREFS
Cf. A205235.
Sequence in context: A214118 A157131 A217603 * A235953 A343374 A359310
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 24 2012
STATUS
approved

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Last modified March 29 08:01 EDT 2024. Contains 371265 sequences. (Running on oeis4.)