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Search: id:A134673
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| 1, 0, 2, 0, 0, 3, 1, -1, 0, 4, 0, 0, 0, 0, 5, 2, -1, -2, 0, 0, 6, 0, 0, 0, 0, 0, 0, 7, 1, 1, 0, -3, 0, 0, 0, 8, 1, 0, -2, 0, 0, 0, 0, 0, 9, 2, -1, 0, 0, -4, 0, 0, 0, 0, 10
(list; table; graph; listen)
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OFFSET
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1,3
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COMMENT
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Row sums = A073757: (1, 2, 3, 4, 5, 5, 7, 7, 8, 7,...).
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FORMULA
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A051731 + A127448 - Identity matrix.
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EXAMPLE
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First few rows of the triangle are:
1;
0, 2;
0, 0, 3;
1, -1, 0, 4;
0, 0, 0, 0, 5;
2, -1, -2, 0, 0, 6;
0, 0, 0, 0, 0, 0, 7;
1, 1, -, -3, 0, 0, 0, 8;
...
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CROSSREFS
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Cf. A127448, A073757, A051731.
Sequence in context: A029301 A162934 A082660 this_sequence A131636 A077888 A167634
Adjacent sequences: A134670 A134671 A134672 this_sequence A134674 A134675 A134676
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KEYWORD
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tabl,sign
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AUTHOR
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Gary W. Adamson (qntmpkt(AT)yahoo.com), Nov 05 2007
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