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1, -1, 0, -1, -1, 0, 0, 0, 0, 0, -1, -1, -1, -1, 0, 1, 0, 0, 0, 1, 0, -1, -1, -1, -1, -1, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 1, 0, 1, 0
(list; table; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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COMMENTS
| Row sums = A023900: (1, -1, -2, 0, -4, 2, -6,...) Left border = mu(n), A008683.
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FORMULA
| A128407 * A054521 as infinite lower triangular matrices.
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EXAMPLE
| First few rows of the triangle are:
1;
-1, 0;
-1, -1, 0;
0, 0, 0, 0;
-1, -1, -1, -1, 0;
1, 0, 0, 0, 1, 0;
-1, -1, -1, -1, -1, -1, 0;
0, 0, 0, 0, 0, 0, 0, 0;
...
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CROSSREFS
| Cf. A128407, A054521, A008683, A023900.
Sequence in context: A098457 A137161 A077050 * A195198 A039966 A089451
Adjacent sequences: A128429 A128430 A128431 * A128433 A128434 A128435
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KEYWORD
| tabl,sign
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AUTHOR
| Gary W. Adamson (qntmpkt(AT)yahoo.com), Mar 03 2007
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