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A262122
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T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with each row and column prime, read as a base 3 number with top and left being the most significant digits.
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7
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5, 5, 5, 23, 44, 23, 47, 83, 83, 47, 133, 784, 2802, 784, 133, 369, 2632, 8086, 8086, 2632, 369, 1206, 19665, 218493, 473294, 218493, 19665, 1206, 3427, 92550, 716874, 1726432, 1726432, 716874, 92550, 3427, 11146, 663483, 35791690, 170946506
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OFFSET
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1,1
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COMMENTS
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Table starts
.....5......5.......23........47.......133.......369.....1206......3427...11146
.....5.....44.......83.......784......2632.....19665....92550....663483.3565229
....23.....83.....2802......8086....218493....716874.35791690.142423172
....47....784.....8086....473294...1726432.170946506
...133...2632...218493...1726432.315759093
...369..19665...716874.170946506
..1206..92550.35791690
..3427.663483
.11146
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LINKS
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EXAMPLE
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Some solutions for n=3 k=4
..2..1..0..0..2....0..0..0..1..0....0..0..0..0..2....0..0..1..0..2
..0..0..0..0..2....1..0..2..0..2....0..0..1..0..2....1..1..2..1..2
..1..0..2..2..2....0..0..1..1..1....1..1..2..1..2....0..0..0..0..2
..2..2..1..1..1....2..2..2..1..2....0..2..2..2..1....2..2..2..2..1
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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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