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A184505 T(n,k)=1/12 the number of (n+2)X(k+2) 0..2 arrays with each 3X3 subblock containing one of one value, three of another, and five of the last 8
252, 1248, 1248, 6132, 4546, 6132, 30024, 17077, 17077, 30024, 149112, 66822, 50590, 66822, 149112, 736200, 281876, 161097, 161097, 281876, 736200, 3618864, 1216766, 579771, 425814, 579771, 1216766, 3618864, 17994960, 5366312, 2185733, 1315452 (list; table; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Table starts
.......252......1248.....6132....30024...149112...736200..3618864.17994960
......1248......4546....17077....66822...281876..1216766..5366312.24695528
......6132.....17077....50590...161097...579771..2185733..8600335.36366658
.....30024.....66822...161097...425814..1315452..4331259.15153995.58565527
....149112....281876...579771..1315452..3530858.10185105
....736200...1216766..2185733..4331259.10185105
...3618864...5366312..8600335.15153995
..17994960..24695528.36366658
..88970832.114505124
.437998752
LINKS
EXAMPLE
Some solutions with a(1,1)=0 for 5X4
..0..0..0..2....0..0..1..1....0..0..1..0....0..0..1..2....0..0..1..0
..1..1..1..1....0..0..1..1....1..0..0..1....2..2..2..0....0..1..0..0
..2..1..1..0....1..2..0..1....1..0..2..1....0..0..0..0....2..1..0..2
..2..0..2..0....1..1..1..0....0..0..1..0....0..1..0..2....1..1..1..1
..1..1..1..1....0..1..0..1....1..0..0..1....2..1..1..0....2..1..2..2
CROSSREFS
Sequence in context: A200884 A275316 A275315 * A184499 A154045 A364687
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Jan 16 2011
STATUS
approved

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Last modified April 12 19:05 EDT 2024. Contains 371636 sequences. (Running on oeis4.)