login
A184081
T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with rows and columns in nondecreasing order and with no 2X2 subblock sum differing from a horizontal or vertical neighbor subblock sum by more than one
10
29, 58, 58, 150, 74, 150, 335, 239, 239, 335, 728, 578, 1436, 578, 728, 1499, 1599, 5760, 5760, 1599, 1499, 2968, 4233, 25954, 44050, 25954, 4233, 2968, 5645, 11128, 104404, 360196, 360196, 104404, 11128, 5645, 10331, 28248, 422992, 2628898, 5727704
OFFSET
1,1
COMMENTS
Table starts
....29.....58......150.......335.........728........1499........2968
....58.....74......239.......578........1599........4233.......11128
...150....239.....1436......5760.......25954......104404......422992
...335....578.....5760.....44050......360196.....2628898....18149260
...728...1599....25954....360196.....5727704....78169918..1001709070
..1499...4233...104404...2628898....78169918..2187790488.53028481224
..2968..11128...422992..18149260..1001709070.53028481224
..5645..28248..1588555.114306440.11365443208
.10331..67622..5471235.641511811
.18242.152873.17366119
LINKS
EXAMPLE
Some solutions for 3X3
..1..2..2....0..1..1....0..0..0....0..0..0....1..2..2....0..1..1....0..1..1
..2..0..1....1..1..1....0..0..0....0..0..0....2..1..1....2..0..2....1..0..0
..2..1..2....1..1..1....0..0..1....0..0..0....2..1..2....2..0..2....1..0..2
...
...5..5.......3..4.......0..0.......0..0.......6..6.......3..4.......2..2...
...5..4.......4..4.......0..1.......0..0.......6..5.......4..4.......2..2...
CROSSREFS
Sequence in context: A123848 A340669 A040812 * A333912 A333913 A164011
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Jan 09 2011
STATUS
approved