|
|
A258611
|
|
Number of (n+2)X(7+2) 0..2 arrays with no 3x3 subblock diagonal sum less than the antidiagonal sum or central row sum less than the central column sum
|
|
1
|
|
|
2476716772, 2276816656, 640379355, 168065296, 140873790, 194100624, 298341960, 465437476, 732030024, 1152059364, 1817117950, 2847396321, 4458076344, 6902618724, 10661503972, 16244012304, 24669054520, 36915473956, 55041780794
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,1
|
|
COMMENTS
|
|
|
LINKS
|
|
|
EXAMPLE
|
Some solutions for n=1
..0..1..0..1..0..1..0..0..0....0..2..0..1..0..1..0..0..0
..2..0..1..0..2..0..1..0..1....2..0..2..0..2..0..2..0..0
..0..1..0..1..0..1..0..0..2....0..1..0..0..0..0..0..1..1
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|