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1, 2, 1, 4, 1, 1, 4, 2, 1, 1, 8, 2, 1, 1, 1, 5, 4, 2, 1, 1, 1, 11, 4, 2, 1, 1, 1, 1, 11, 4, 2, 2, 1, 1, 1, 1, 11, 4, 4, 2, 1, 1, 1, 1, 1, 6, 8, 4, 2, 2, 1, 1, 1, 1, 1, 16, 8, 4, 2, 1, 1, 1, 1, 1, 1, 16, 5, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 28, 5, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1
(list; table; graph; refs; listen; history; internal format)
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OFFSET
| 0,2
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COMMENTS
| Row sums = A072107: (1, 3, 6, 8, 13, 14,...).
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FORMULA
| Triangle read by rows, A000012 * A140581; where A000012 = the infinite lower triangular matrix with all 1's: [1; 1,1; 1,1,1;...].
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EXAMPLE
| First few rows of the triangle are:
1;
2, 1;
4, 1, 1;
4, 2, 1, 1;
8, 2, 1, 1, 1;
5, 4, 2, 1, 1, 1;
11, 4, 2, 1, 1, 1, 1;
11, 4, 2, 2, 1, 1, 1, 1;
11, 4, 4, 2, 1, 1, 1, 1, 1;
6, 8, 4, 2, 2, 1, 1, 1, 1, 1;
...
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CROSSREFS
| Cf. A140581, A072107.
Sequence in context: A011130 A072918 A162944 * A062866 A131035 A118745
Adjacent sequences: A140579 A140580 A140581 * A140583 A140584 A140585
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KEYWORD
| nonn,tabl
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AUTHOR
| Gary W. Adamson and Mats Granvik (qntmpkt(AT)yahoo.com), May 17 2008
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