A205277 T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with rows and columns of permanents of all 2X2 subblocks lexicographically nondecreasing

256, 2504, 2504, 23244, 87912, 23244, 177050, 2940732, 2940732, 177050, 1284356, 77255835, 390106512, 77255835, 1284356, 8458978, 1905682493, 39435964246, 39435964246, 1905682493, 8458978, 53679123, 40440032498, 3697283479275

Offset

1,1

Comments

Table starts

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

......2504........87912.........2940732.........77255835.......1905682493

.....23244......2940732.......390106512......39435964246....3697283479275

....177050.....77255835.....39435964246...16272143720320.6208409977276051

...1284356...1905682493...3697283479275.6208409977276051

...8458978..40440032498.284242642223529

..53679123.815438067758

.323510768

Links

R. H. Hardin, Table of n, a(n) for n = 1..39

Example

Some solutions for n=4 k=3
..0..0..1..0....0..1..0..0....2..0..0..0....2..3..0..1....1..0..0..0
..3..2..1..2....0..2..0..0....0..0..3..3....0..0..0..2....0..0..2..1
..0..0..3..1....0..3..0..1....2..3..0..3....1..1..3..2....0..1..3..1
..3..2..1..3....0..3..0..1....0..2..0..2....0..3..3..0....3..3..1..1
..2..3..1..3....0..1..0..1....2..3..0..0....1..3..2..1....3..0..1..0

Crossrefs

Column 1 is A205174

Sequence in context: A251120 A251114 A205181 * A205174 A188842 A188705

Adjacent sequences: A205274 A205275 A205276 * A205278 A205279 A205280

Keyword

nonn,tabl

Author

R. H. Hardin Jan 24 2012

Status

approved