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Search: id:A127510
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| 1, -1, -2, -1, -2, -3, 0, 0, 0, 0, -1, -2, -3, -4, -5, 1, 2, 3, 4, 5, 6, -1, -2, -3, -4, -5, -6, -7, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 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 = mu(n) * T(n), (A127509: 1, -3, -6, 0, -15,...)
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FORMULA
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M * Q, as infinite lower triangular matrices, M = mu(n) in the main diagonal and the rest zeros; Q = (1; 1, 2; 1, 2, 3;...).
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EXAMPLE
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First few rows of the triangle are:
1;
-1, -2;
-1, -2, -3;
0, 0, 0, 0;
-1, -2, -3, -4, -5;
1, 2, 3, 4, 5, 6;
...
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CROSSREFS
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Cf. A008683, A000217, A127509.
Sequence in context: A110775 A092186 A138262 this_sequence A158810 A129390 A129391
Adjacent sequences: A127507 A127508 A127509 this_sequence A127511 A127512 A127513
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KEYWORD
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tabl,uned,sign
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AUTHOR
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Gary W. Adamson (qntmpkt(AT)yahoo.com), Jan 17 2007
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