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Search: id:A134444
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| 1, 1, 1, 3, 1, 1, 3, 3, 1, 1, 5, 3, 3, 1, 1, 5, 5, 3, 3, 1, 1, 7, 5, 5, 3, 3, 1, 1, 7, 7, 5, 5, 3, 3, 1, 1, 9, 7, 7, 5, 5, 3, 3, 1, 1, 9, 9, 7, 7, 5, 5, 3, 3, 1, 1
(list; table; graph; listen)
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OFFSET
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0,4
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COMMENT
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Row sums = A000982: (1, 2, 5, 8, 13, 18, 25,...).
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FORMULA
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(A000012 * A128174 + A128174 * A000012) - A000012, as infinite lower triangular matrices. Triangle read by rows, n-th row = n terms of odd numbers repeated, starting from the right.
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EXAMPLE
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First few rows of the triangle are:
1;
1, 1;
3, 1, 1;
3, 3, 1, 1;
5, 3, 3, 1, 1;
5, 5, 3, 3, 1, 1;
...
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CROSSREFS
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Cf. A128174, A000012, A000982.
Sequence in context: A106255 A143086 A152714 this_sequence A091442 A025834 A035649
Adjacent sequences: A134441 A134442 A134443 this_sequence A134445 A134446 A134447
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KEYWORD
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nonn,tabl
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AUTHOR
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Gary W. Adamson (qntmpkt(AT)yahoo.com), Oct 25 2007
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