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A205181 T(n,k) = Number of (n+1) X (k+1) 0..3 arrays with the permanents of 2X2 subblocks nondecreasing rightwards and downwards. 9
256, 2504, 2504, 23244, 61320, 23244, 177050, 1373400, 1373400, 177050, 1284356, 24657580, 73775908, 24657580, 1284356, 8458978, 431119786, 2902004018, 2902004018, 431119786, 8458978, 53679123, 6934715463, 109885347688 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Table starts

.......256..........2504............23244.............177050............1284356

......2504.........61320..........1373400...........24657580..........431119786

.....23244.......1373400.........73775908.........2902004018.......109885347688

....177050......24657580.......2902004018.......249458849992.....20824074630163

...1284356.....431119786.....109885347688.....20824074630163...3735895473961770

...8458978....6934715463....3518676186849...1450722933612883.542569301045830422

..53679123..111837040063..109442756670711.101000321566625809

.323510768.1771131367142.3115212983893648

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..60

EXAMPLE

Some solutions for n=4 k=3

..2..1..3..2....2..0..0..2....1..1..0..3....2..2..0..2....1..0..3..3

..1..3..0..3....1..0..0..1....2..1..3..3....2..1..3..0....1..3..2..2

..2..2..3..0....0..0..1..1....3..0..3..2....1..3..0..3....1..1..3..3

..3..1..3..3....0..3..3..0....2..1..3..3....2..1..3..1....1..3..2..3

..3..2..3..0....1..0..1..3....0..2..2..3....1..3..3..3....1..1..3..3

CROSSREFS

Sequence in context: A236037 A251120 A251114 * A205277 A205174 A188842

Adjacent sequences:  A205178 A205179 A205180 * A205182 A205183 A205184

KEYWORD

nonn,tabl

AUTHOR

R. H. Hardin, Jan 22 2012

STATUS

approved

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Last modified October 4 18:23 EDT 2022. Contains 357239 sequences. (Running on oeis4.)