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Search: id:A132752
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| 1, 3, 1, 3, 3, 1, 3, 5, 5, 1, 3, 7, 11, 7, 1, 3, 9, 19, 19, 9, 1, 3, 11, 29, 39, 29, 11, 1, 3, 13, 41, 69, 69, 41, 13, 1, 3, 15, 55, 111, 139, 111, 55, 15, 1, 3, 17, 71, 167, 251, 251, 167, 71, 17, 1
(list; table; graph; listen)
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OFFSET
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0,2
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COMMENT
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Row sums = A132753: (1, 4, 7, 14, 29, 60,...).
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FORMULA
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2*A132749 - A000012 as infinite lower triangular matrices. Add (0, 2, 2, 2,...) to left column of A109128.
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EXAMPLE
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First few rows of the triangle are:
1;
3, 1;
3, 3, 1;
3, 5, 5, 1;
3, 7, 11, 7, 1;
3, 9, 19, 19, 9, 1;
3, 11, 29, 39, 29, 11, 1;
...
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CROSSREFS
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Cf. A132749, A109128, A132753.
Sequence in context: A122431 A089607 A050141 this_sequence A131241 A133599 A050306
Adjacent sequences: A132749 A132750 A132751 this_sequence A132753 A132754 A132755
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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), Aug 28 2007
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