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1, 0, -1, 0, -1, -1, 0, -1, 0, 0, 0, -1, -1, -1, -1, 0, -1, 0, 1, 1, 1, 0, -1, -1, -1, -1, -1, -1, 0, -1, 0, 0, 0, 0, 0, 0, 0, -1, -1, 0, 0, 0, 0, 0, 0, 0, -1, 0, 0, 0, 1, 1, 1, 1, 1
(list;
table;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,1
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COMMENTS
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Right border = mu(n), A008683. Row sums = A023900: (1, -1, -2, -1, -4, 2, -6, -1, ...). A054524 = A051731 * A128407.
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LINKS
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Table of n, a(n) for n=1..55.
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FORMULA
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A054524 * A000012 as infinite lower triangular matrices.
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EXAMPLE
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First few rows of the triangle:
1;
0, -1;
0, -1, -1;
0, -1, 0, 0;
0, -1, -1, -1, -1;
0, -1, 0, 1, 1, 1;
0, -1, -1, -1, -1, -1, -1;
0, -1, 0, 0, 0, 0, 0, 0;
...
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CROSSREFS
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Cf. A054524, A000012, A051731, A128407, A008683, A023900.
Sequence in context: A155031 A134540 A318962 * A176330 A266246 A177990
Adjacent sequences: A128427 A128428 A128429 * A128431 A128432 A128433
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KEYWORD
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tabl,sign
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AUTHOR
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Gary W. Adamson, Mar 02 2007
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STATUS
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approved
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