|
|
A221483
|
|
T(n,k)=Number of nXk arrays of occupancy after each element moves to some horizontal or antidiagonal neighbor, without consecutive moves in the same direction
|
|
13
|
|
|
0, 1, 0, 0, 4, 0, 1, 8, 16, 0, 0, 73, 50, 64, 0, 1, 292, 1407, 313, 256, 0, 0, 1713, 11784, 34751, 1980, 1024, 0, 1, 8235, 182524, 802711, 865318, 12494, 4096, 0, 0, 43733, 2017564, 37622097, 48514602, 21576814, 78880, 16384, 0, 1, 220672, 26614749
(list;
table;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,5
|
|
COMMENTS
|
Table starts
.0.......1........0............1..............0...............1
.0.......4........8...........73............292............1713
.0......16.......50.........1407..........11784..........182524
.0......64......313........34751.........802711........37622097
.0.....256.....1980.......865318.......48514602......6681667775
.0....1024....12494.....21576814.....2942599561...1224264741193
.0....4096....78880....538159483...178388225956.224856636340095
.0...16384...497940..13422938865.10813887700409
.0...65536..3143384.334800425933
.0..262144.19843336
.0.1048576
.0
|
|
LINKS
|
|
|
EXAMPLE
|
Some solutions for n=3 k=4
..0..1..2..1....1..1..2..2....0..1..0..1....0..2..1..1....0..2..0..0
..1..2..0..0....0..1..0..0....2..3..1..1....2..0..1..0....2..1..1..1
..1..1..2..1....1..1..2..1....1..0..2..0....0..2..2..1....1..1..2..1
|
|
CROSSREFS
|
|
|
KEYWORD
|
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|