|
|
A237393
|
|
Number of (n+1)X(2+1) 0..3 arrays with the maximum plus the upper median minus the lower median of every 2X2 subblock equal
|
|
1
|
|
|
1314, 11988, 114034, 1153778, 11725568, 121195320, 1254144270, 13055041806, 135960274878, 1419318398112, 14820648065464, 154929381405724, 1619943647480112, 16948393645777084, 177359163174484402
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,1
|
|
COMMENTS
|
|
|
LINKS
|
|
|
FORMULA
|
Empirical recurrence of order 97 (see link above)
|
|
EXAMPLE
|
Some solutions for n=3
..0..1..3....1..2..2....2..2..0....1..1..0....2..2..1....2..1..0....3..2..0
..3..3..0....2..3..1....0..1..2....2..2..0....2..3..2....1..1..2....2..1..0
..1..1..3....2..0..1....3..1..2....1..3..2....2..2..1....0..0..1....3..2..0
..3..3..0....2..1..3....3..3..2....2..2..2....1..3..2....0..2..1....0..2..3
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|