|
|
A237138
|
|
Number of (n+1)X(4+1) 0..3 arrays with the maximum plus the upper median of every 2X2 subblock equal
|
|
1
|
|
|
52484, 5961802, 436271890, 50384979024, 5202836871398, 584749165564886, 64333155899089090, 7182334360060354044, 798789746709527654392, 89063943121817896687446, 9923792606161569514803806
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,1
|
|
COMMENTS
|
|
|
LINKS
|
|
|
EXAMPLE
|
Some solutions for n=1
..3..3..3..3..1....2..3..1..3..3....0..2..3..1..2....0..2..3..2..3
..3..2..3..1..3....3..2..3..0..1....3..0..2..0..3....3..3..3..3..2
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|