login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A266886 T(n,k)=Number of nXk arrays containing k copies of 0..n-1 with no element 1 greater than its north, northeast or northwest neighbor modulo n and the upper left element equal to 0. 6
1, 1, 0, 1, 0, 1, 1, 0, 1, 2, 1, 0, 1, 22, 9, 1, 0, 1, 322, 525, 44, 1, 0, 1, 5826, 52149, 26100, 265, 1, 0, 7, 116602, 7517433, 33089774, 1916217, 1854, 1, 0, 41, 2507350, 1305588167, 57644876152, 32230426133, 197069522, 14833, 1, 0, 209, 56777970 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,10

COMMENTS

Table starts

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

.....0.........0...........0...........0..........0............0........0...0.0

.....1.........1...........1...........1..........1............7.......41.209

.....2........22.........322........5826.....116602......2507350.56777970

.....9.......525.......52149.....7517433.1305588167.253772079771

....44.....26100....33089774.57644876152

...265...1916217.32230426133

..1854.197069522

.14833

LINKS

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

EXAMPLE

Some solutions for n=4 k=4

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

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

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

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

CROSSREFS

Column 1 is A000166(n-1).

Sequence in context: A062154 A334159 A326474 * A267546 A228817 A110399

Adjacent sequences:  A266883 A266884 A266885 * A266887 A266888 A266889

KEYWORD

nonn,tabl

AUTHOR

R. H. Hardin, Jan 05 2016

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified July 28 00:54 EDT 2021. Contains 346316 sequences. (Running on oeis4.)