|
|
A236586
|
|
Number of (n+1)X(2+1) 0..3 arrays colored with the maximum plus the upper median minus the minimum of every 2X2 subblock
|
|
1
|
|
|
2858, 69766, 1705350, 41837888, 1023837022, 25082040726, 614719795538, 15061957042208, 368984741438528, 9040188025088446, 221496964287626690, 5426833925012460956, 132959147964541859240, 3257567810561282025784
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,1
|
|
COMMENTS
|
|
|
LINKS
|
|
|
EXAMPLE
|
Some solutions for n=2
..2..1..1....0..0..0....2..0..2....2..0..0....2..0..1....1..3..1....2..0..0
..3..0..1....2..2..0....1..0..0....3..0..0....3..1..1....3..0..0....2..3..1
..3..2..2....3..0..1....3..3..2....1..1..0....0..1..3....1..0..3....0..3..3
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|