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A089083
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T(n,k) = (floor(k*n/2) * ceiling(k*n/2))^2, triangular array read by rows, 1 <= k <= n.
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1
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0, 1, 16, 4, 81, 400, 16, 256, 1296, 4096, 36, 625, 3136, 10000, 24336, 81, 1296, 6561, 20736, 50625, 104976, 144, 2401, 12100, 38416, 93636, 194481, 360000, 256, 4096, 20736, 65536, 160000, 331776, 614656, 1048576, 400, 6561, 33124, 104976, 256036, 531441, 984064, 1679616, 2689600
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OFFSET
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1,3
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LINKS
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FORMULA
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EXAMPLE
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Triangle begins:
0
1 16
4 81 400
16 256 1296 4096
36 625 3136 10000 24336
...
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MATHEMATICA
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T[n_, k_] := Floor[k n/2]^2 * Ceiling[k n/2]^2;
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CROSSREFS
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KEYWORD
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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