|
|
A251566
|
|
Number of (n+1)X(5+1) 0..7 arrays with every 2X2 subblock summing to a prime
|
|
1
|
|
|
293605794, 343048858208, 402177783997408, 472585276023176018, 555298289946069325288, 652719418328463563430208, 767171895357894887129581764, 901803700682564928611455397260
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,1
|
|
COMMENTS
|
|
|
LINKS
|
|
|
EXAMPLE
|
Some solutions for n=1
..0..0..4..0..6..1....0..0..2..6..5..6....0..0..0..2..0..0....0..0..2..7..1..4
..2..0..3..6..7..5....2..0..0..5..1..1....2..0..3..2..1..4....2..0..0..4..7..5
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|