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Search: id:A130027
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| 1, 1, 1, 2, 0, 1, 1, 2, 0, 1, 4, 0, 0, 0, 1, -2, 4, 3, 0, 0, 1, 6, 0, 0, 0, 0, 0, 1, 1, 2, 0, 4, 0, 0, 0, 1, 2, 0, 6, 0, 0, 0, 0, 0, 1, -4, 8, 0, 0, 5, 0, 0, 0, 0, 1
(list; table; graph; listen)
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OFFSET
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1,4
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COMMENT
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Row sums = (1, 2, 3,...). Left column = signed version of A070777.
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FORMULA
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A130026 * A054525 as infinite lower triangular matrices.
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EXAMPLE
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First few rows of the triangle are:
1;
1, 1;
2, 0, 1;
1, 2, 0, 1;
4, 0, 0, 0, 1;
-2, 4, 3, 0, 0, 1;
6, 0, 0, 0, 0, 0, 1;
1, 2, 0, 4, 0, 0, 0, 1;
...
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CROSSREFS
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Cf. A130027, A070777.
Sequence in context: A048823 A025871 A051010 this_sequence A116949 A114708 A084927
Adjacent sequences: A130024 A130025 A130026 this_sequence A130028 A130029 A130030
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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), May 02 2007
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