|
|
A239816
|
|
Number of nX5 0..3 arrays with no element equal to zero plus the sum of elements to its left or one plus the sum of elements above it, modulo 4
|
|
1
|
|
|
56, 3951, 232272, 14544801, 884977259, 54668820459, 3347474694032, 205970817822022, 12641836066488239, 776862587801118702, 47711236158517841564, 2931070666588302434209, 180038209753070897538954
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,1
|
|
COMMENTS
|
|
|
LINKS
|
|
|
EXAMPLE
|
Some solutions for n=2
..3..0..0..2..3....2..3..0..3..3....2..3..0..3..2....3..2..2..0..0
..2..0..3..2..2....1..3..3..1..2....1..2..2..2..1....1..0..2..2..3
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|