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Search: id:A129501
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| 1, 2, 1, -1, 0, 1, 3, 2, 0, 1, -1, 0, 0, 0, 1, -2, -1, 2, 0, 0, 1, -1, 0, 0, 0, 0, 0, 1, 4, 3, 0, 2, 0, 0, 0, 1, 0, 0, -1, 0, 0, 0, 0, 0, 1, -2, -1, 0, 0, 2, 0, 0, 0, 0, 1
(list; table; graph; listen)
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OFFSET
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1,2
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COMMENT
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Row sums = A129502: (1, 3, 0, 6, 0, 0, 0, 10, 0, 0,...). Left column = the ruler sequence, A001511, signed.
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FORMULA
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A103994 * A115361 as infinite lower triangular matrices.
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EXAMPLE
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First few rows of the triangle are:
1;
2, 1;
-1, 0, 1;
3, 2, 0, 1;
-1, 0, 0, 0, 1;
-2, -1, 2, 0, 0, 1;
-1, 0, 0, 0, 0, 0, 1;
4, 3, 0, 2, 0, 0, 0, 1;
...
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CROSSREFS
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Cf. A103994, A115361, A129360, A000217, A129502, A001511.
Sequence in context: A144409 A131257 A105806 this_sequence A158511 A092921 A029387
Adjacent sequences: A129498 A129499 A129500 this_sequence A129502 A129503 A129504
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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), Apr 17 2007
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