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Search: id:A128190
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| 1, 1, 1, 0, 0, 1, 0, 0, 0, 1, 0, 0, -1, 0, 1, 0, 0, 1, -1, 0, 1, 0, 0, 0, 0, -1, 0, 1, 0, 0, -1, 1, 0, -1, 0, 1, 0, 0, 1, 0, 0, 0, -1, 0, 1, 0, 0, 0, -1, 1, 0, 0, -1, 0, 1
(list; table; graph; listen)
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OFFSET
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0,1
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COMMENT
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Row sums = 1, 2, 1, 1, 0, 1, 0, 0, 1, 0,... (the first 10 terms of A104162).
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FORMULA
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Inverse of A128189 as an infinite lower triangular matrix.
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EXAMPLE
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First few rows of the triangle are:
1;
1, 1;
0, 0, 1;
0, 0, 0, 1;
0, 0, -1, 0, 1;
0, 0, 1, -1, 0, 1;
...
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CROSSREFS
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Cf. A104162, A128189.
Sequence in context: A088911 A105349 A096606 this_sequence A128189 A115512 A115513
Adjacent sequences: A128187 A128188 A128189 this_sequence A128191 A128192 A128193
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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), Feb 17 2007
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