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A274635
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Square array read by antidiagonals: T(m,n) (m>=0, n>=0) = (2^floor(m/2)-1)*(2^ceiling(n/2)-1).
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3
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0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 1, 0, 0, 0, 3, 1, 3, 0, 0, 0, 3, 3, 3, 3, 0, 0, 0, 7, 3, 9, 3, 7, 0, 0, 0, 7, 7, 9, 9, 7, 7, 0, 0, 0, 15, 7, 21, 9, 21, 7, 15, 0, 0, 0, 15, 15, 21, 21, 21, 21, 15, 15, 0, 0, 0, 31, 15, 45, 21, 49, 21, 45, 15, 31, 0, 0, 0, 31, 31, 45, 45, 49, 49, 45, 45, 31, 31, 0
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OFFSET
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0,17
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LINKS
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EXAMPLE
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The array begins:
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, ...
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, ...
0, 1, 1, 3, 3, 7, 7, 15, 15, 31, 31, 63, 63, ...
0, 1, 1, 3, 3, 7, 7, 15, 15, 31, 31, 63, 63, ...
0, 3, 3, 9, 9, 21, 21, 45, 45, 93, 93, 189, 189, ...
0, 3, 3, 9, 9, 21, 21, 45, 45, 93, 93, 189, 189, ...
0, 7, 7, 21, 21, 49, 49, 105, 105, 217, 217, 441, 441, ...
...
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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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