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A210165
T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with every 2X2 subblock having two or three distinct values, and new values 0..3 introduced in row major order
9
13, 148, 148, 1977, 6977, 1977, 27720, 351482, 351482, 27720, 393649, 17864271, 63734680, 17864271, 393649, 5608216, 908980864, 11572169594, 11572169594, 908980864, 5608216, 79963353, 46257884813, 2101304030788, 7497695247894
OFFSET
1,1
COMMENTS
Table starts
.........13.............148.................1977.....................27720
........148............6977...............351482..................17864271
.......1977..........351482.............63734680...............11572169594
......27720........17864271..........11572169594.............7497695247894
.....393649.......908980864........2101304030788..........4857832789667601
....5608216.....46257884813......381562168006676.......3147440073860364317
...79963353...2354098130302....69285421396766192....2039258946769923053510
.1140367704.119802073302399.12581094577437564692.1321256944854221652586980
LINKS
EXAMPLE
Some solutions for n=4 k=3
..0..0..1..0....0..1..1..0....0..0..0..1....0..0..0..0....0..1..0..0
..0..1..1..0....0..0..0..1....1..0..2..1....0..1..1..1....0..1..0..1
..0..0..0..1....0..1..0..2....0..1..0..2....0..0..0..1....1..0..1..0
..1..0..2..1....3..1..1..2....2..1..0..3....0..1..0..0....2..0..1..3
..1..1..0..0....0..1..0..0....1..0..1..0....0..1..1..1....2..2..1..1
CROSSREFS
Sequence in context: A211072 A016135 A332691 * A132156 A324356 A210158
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Mar 18 2012
STATUS
approved