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A204723
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T(n,k) = Number of (n+1) X (k+1) 0..1 arrays with the permanents of 2X2 subblocks nondecreasing rightwards and downwards.
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9
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16, 51, 51, 156, 261, 156, 450, 1271, 1271, 450, 1267, 5821, 9657, 5821, 1267, 3490, 26128, 67518, 67518, 26128, 3490, 9490, 115060, 457635, 727255, 457635, 115060, 9490, 25545, 502546, 2995945, 7549845, 7549845, 2995945, 502546, 25545, 68286
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OFFSET
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1,1
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COMMENTS
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Table starts
....16......51.......156........450.........1267...........3490
....51.....261......1271.......5821........26128.........115060
...156....1271......9657......67518.......457635........2995945
...450....5821.....67518.....727255......7549845.......75805761
..1267...26128....457635....7549845....118449078.....1793675684
..3490..115060...2995945...75805761...1793675684....41246881735
..9490..502546..19292513..748847269..26575441925...924334074451
.25545.2181023.122364692.7296210120.387101009622.20403964857427
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LINKS
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EXAMPLE
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Some solutions for n=4 k=3
..0..1..0..0....1..1..1..1....1..0..1..1....0..1..0..0....1..1..0..1
..0..1..0..0....1..1..1..1....0..1..1..1....0..0..0..0....0..0..0..1
..0..0..0..0....1..1..1..1....1..1..1..1....0..0..1..0....0..1..0..0
..0..0..0..0....1..1..1..1....0..1..1..1....1..1..0..1....0..0..0..1
..1..0..1..1....1..1..1..1....1..1..1..1....0..0..1..0....1..0..0..0
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CROSSREFS
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KEYWORD
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AUTHOR
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STATUS
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approved
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