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Search: id:A133705
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| 1, 1, -3, 1, -1, -3, 1, -3, -1, -1, 1, -1, -1, -1, -3, 1, -3, -3, -1, -1, 1, 1, -1, -1, -1, -1, -1, -3, 1, -3, -1, -1, -1, -1, -1, -1, 1, -3, -1, -1, -3, -1, -1, -1, -1, 1
(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 = (1, -2, -3, -4, -5,...). Right border = A133696: (1, -3, -3, -1, -3, 1, -3,...), where A133696(n) = 2*mu(n) - 1.
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REFERENCES
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A133704 + A051731 - A000012 as infinite lower triangular matrices.
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EXAMPLE
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First few rows of the triangle are:
1;
1, -3;
1, -1, -3;
1, -3, -1, -1;
1, -1, -1, -1, -3;
1, -3, -3, -1, -1, 1;
...
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CROSSREFS
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Cf. A133704, A051731, A000012, A008683.
Sequence in context: A083985 A109848 A104146 this_sequence A046111 A131779 A131775
Adjacent sequences: A133702 A133703 A133704 this_sequence A133706 A133707 A133708
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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), Sep 21 2007
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