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1, 2, 1, 4, 1, 1, 6, 2, 1, 1, 8, 2, 2, 1, 1, 10, 2, 2, 2, 1, 12, 2, 2, 2, 2, 1, 1, 14, 2, 2, 2, 2, 2, 1, 1, 16, 2, 2, 2, 2, 2, 2, 1, 1
(list; table; graph; refs; listen; history; internal format)
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OFFSET
| 0,2
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COMMENTS
| Row sums = A113127: (1, 3, 6, 10, 14, 18, 22,...).
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FORMULA
| A129686 * A051340 as infinite lower triangular matrices.
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EXAMPLE
| First few rows of the triangle are:
1;
2, 1;
4, 1, 1;
6, 2, 1, 1;
8, 2, 2, 1, 1;
10, 2, 2, 2, 1, 1;
...
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CROSSREFS
| Cf. A129686, A051340, A113127.
Sequence in context: A062866 A131035 A118745 * A130313 A124428 A191310
Adjacent sequences: A131031 A131032 A131033 * A131035 A131036 A131037
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KEYWORD
| nonn,tabl
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AUTHOR
| Gary W. Adamson (qntmpkt(AT)yahoo.com), Jun 10 2007
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