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1, 1, 1, 1, 1, 1, 1, 3, 1, 1, 1, 1, 5, 1, 1, 1, 5, 1, 7, 1, 1, 1, 1, 11, 1, 9, 1, 1, 1, 7, 1, 19, 1, 11, 1, 1, 1, 1, 19, 1, 29, 1, 13, 1, 1, 1, 9, 1, 39, 1, 41, 1, 15, 1, 1
(list; table; graph; refs; listen; history; internal format)
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OFFSET
| 0,8
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COMMENTS
| Row sums = A062114: (1, 2, 3, 6, 9, 16, 25,...).
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FORMULA
| 2*A049310 - A000012(signed + - + -... by columns).
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EXAMPLE
| First few rows of the triangle are:
1;
1, 1;
1, 1, 1;
1, 3, 1, 1;
1, 1, 5, 1, 1;
1, 5, 1, 7, 1, 1,
1, 1, 11, 1, 9, 1, 1;
1, 7, 1, 19, 1, 11, 1, 1;
...
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CROSSREFS
| Cf. A049310, A062114, A131325, A131326, A131327.
Sequence in context: A016465 A122947 A046534 * A079724 A111368 A140750
Adjacent sequences: A131321 A131322 A131323 * A131325 A131326 A131327
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KEYWORD
| nonn,tabl
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AUTHOR
| Gary W. Adamson (qntmpkt(AT)yahoo.com), Jun 28 2007
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