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A323378
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Square array read by antidiagonals: T(n,k) = Kronecker symbol (-n/k), n >= 1, k >= 1.
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0
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1, 1, 1, 1, 0, -1, 1, -1, 1, 1, 1, 0, 0, 0, 1, 1, -1, -1, 1, -1, -1, 1, 0, 1, 0, -1, 0, -1, 1, 1, 0, 1, 1, 0, -1, 1, 1, 0, -1, 0, 0, 0, 1, 0, 1, 1, 1, 1, 1, 1, -1, -1, -1, 1, 1, 1, 0, 0, 0, -1, 0, 1, 0, 0, 0, -1, 1, -1, -1, 1, -1, -1, 1, -1, 1, 1, 1, -1
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OFFSET
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1,1
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COMMENTS
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If A215200 is arranged into a square array A215200(n,k) = kronecker symbol(n/k) with n >= 0, k >= 1, then this sequence gives the other half of the array.
Note that there is no such n such that the n-th row and the n-th column are the same.
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LINKS
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EXAMPLE
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Table begins
1, 1, -1, 1, 1, -1, -1, 1, 1, 1, ... ((-1/k) = A034947)
1, 0, 1, 0, -1, 0, -1, 0, 1, 0, ... ((-2/k) = A188510)
1, -1, 0, 1, -1, 0, 1, -1, 0, 1, ... ((-3/k) = A102283)
1, 0, -1, 0, 1, 0, -1, 0, 1, 0, ... ((-4/k) = A101455)
1, -1, 1, 1, 0, -1, 1, -1, 1, 0, ... ((-5/k) = A226162)
1, 0, 0, 0, 1, 0, 1, 0, 0, 0, ... ((-6/k) = A109017)
1, 1, -1, 1, -1, -1, 0, 1, 1, -1, ... ((-7/k) = A175629)
1, 0, 1, 0, -1, 0, -1, 0, 1, 0, ... ((-8/k) = A188510)
...
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PROG
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(PARI) T(n, k) = kronecker(-n, k)
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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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