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A205063 T(n,k) is the number of (n+1) X (k+1) 0..2 arrays with rows and columns of permanents of all 2 X 2 subblocks lexicographically nondecreasing. 8
81, 491, 491, 2830, 7572, 2830, 14206, 111413, 111413, 14206, 68508, 1383154, 4502701, 1383154, 68508, 311076, 16383311, 151143466, 151143466, 16383311, 311076, 1375313, 175923930, 4798857522, 14708332687, 4798857522, 175923930 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Table starts

......81.........491...........2830............14206.............68508

.....491........7572.........111413..........1383154..........16383311

....2830......111413........4502701........151143466........4798857522

...14206.....1383154......151143466......14708332687.....1363649327987

...68508....16383311.....4798857522....1363649327987...379440722213179

..311076...175923930...132027608391..108742082786809.90858740650768354

.1375313..1825712439..3385586913849.7942265856994338

.5904417.18040920199.78835118572937

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..59

EXAMPLE

Some solutions for n=4 k=3

..1..1..0..1....1..0..2..1....1..0..1..1....0..1..2..2....0..2..1..2

..2..0..2..2....0..2..2..1....2..2..2..1....0..0..1..1....1..2..2..2

..1..2..0..2....1..2..0..2....2..2..2..1....2..1..2..2....2..0..2..2

..1..2..2..0....0..2..2..1....2..2..2..1....2..2..0..0....2..2..2..2

..1..2..0..2....1..2..0..2....2..2..2..1....1..2..2..0....0..2..2..0

CROSSREFS

Sequence in context: A235838 A304617 A205206 * A205057 A235756 A235531

Adjacent sequences: A205060 A205061 A205062 * A205064 A205065 A205066

KEYWORD

nonn,tabl

AUTHOR

R. H. Hardin, Jan 21 2012

STATUS

approved

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Last modified March 30 23:40 EDT 2023. Contains 361623 sequences. (Running on oeis4.)