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A267546

T(n,k)=Number of nXk arrays containing k copies of 0..n-1 with no element 1 greater than its north, west or southeast neighbor modulo n and the upper left element equal to 0.

1, 1, 0, 1, 0, 1, 1, 0, 1, 2, 1, 0, 1, 27, 9, 1, 0, 1, 255, 555, 44, 1, 0, 1, 3527, 55971, 24981, 265, 1, 0, 1, 51759, 7122569, 27018228, 1825761, 1854, 1, 0, 1, 852932, 1036887990, 39459215132, 26810032261, 184975696, 14833, 1, 0, 1, 14954188, 164245452936

(list; table; graph; refs; listen; history; text; internal format)

OFFSET

1,10

COMMENTS

Table starts

.....1.........1...........1...........1..........1............1........1.1.1.1

.....0.........0...........0...........0..........0............0........0.0.0

.....1.........1...........1...........1..........1............1........1.1

.....2........27.........255........3527......51759.......852932.14954188

.....9.......555.......55971.....7122569.1036887990.164245452936

....44.....24981....27018228.39459215132

...265...1825761.26810032261

..1854.184975696

.14833

LINKS

Table of n, a(n) for n=1..50.

EXAMPLE

Some solutions for n=4 k=4

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

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

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

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

CROSSREFS

Column 1 is A000166(n-1).

Sequence in context: A334159 A326474 A266886 * A228817 A110399 A193275

Adjacent sequences: A267543 A267544 A267545 * A267547 A267548 A267549

KEYWORD

nonn,tabl

AUTHOR

R. H. Hardin, Jan 16 2016

STATUS

approved

URL: https://oeis.org/A267546

⇱ A267546 - OEIS