|
|
A233876
|
|
Number of (n+1)X(n+1) 0..2 arrays with every 2X2 subblock having the sum of the squares of all six edge and diagonal differences equal to 11
|
|
0
|
|
|
24, 300, 6200, 251532, 15013864, 2431002508, 403041750472, 285753346219740, 125838291171855560, 411608030729505994828, 465691063859195409734664
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,1
|
|
COMMENTS
|
|
|
LINKS
|
|
|
EXAMPLE
|
Some solutions for n=3
..1..0..2..0....0..2..0..0....0..2..0..2....2..1..2..0....0..1..2..2
..2..2..1..2....1..2..1..2....1..0..1..0....0..2..0..1....0..2..0..1
..1..0..0..2....0..2..0..2....0..2..2..2....0..1..2..0....0..1..2..0
..0..2..1..0....2..1..2..1....0..1..0..1....2..0..0..1....2..0..2..1
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|