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Search: id:A152203
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| 1, 3, 1, 5, 3, 2, 7, 5, 6, 3, 9, 7, 10, 9, 5, 11, 9, 14, 15, 15, 8, 13, 11, 18, 21, 25, 24, 13, 15, 13, 22, 27, 35, 40, 39, 21, 17, 15, 26, 33, 45, 56, 65, 63, 34, 19, 17, 30, 39, 55, 72, 91, 105
(list; table; graph; listen)
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OFFSET
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1,2
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COMMENT
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Row sums = A001891, the odd numbers convolved with the Fibonacci numbers:
(1, 4, 10, 21, 40, 72, 125,...).
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FORMULA
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Triangle read by rows, A099375 * A127647 = termwise products of odd numbers and the Fibonacci series.
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EXAMPLE
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First few rows of the triangle =
1;
3, 1;
5, 3, 2;
7, 5, 6, 3;
9, 7, 10, 9, 5;
11, 9, 14, 15, 15, 8;
13, 11, 18, 21, 25, 24, 13;
15, 13, 22, 27, 35, 40, 39, 21;
17, 15, 26, 33, 45, 56, 65, 63, 34;
...
Row 4 = (7, 5, 6, 3) = termwise products of (7, 5, 3, 1) and (1, 1, 2, 3).
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CROSSREFS
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Cf. A099375, A127647, A001891.
Sequence in context: A117563 A060439 A135224 this_sequence A161946 A013597 A092131
Adjacent sequences: A152200 A152201 A152202 this_sequence A152204 A152205 A152206
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KEYWORD
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nonn,tabl,easy,more
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AUTHOR
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Gary W. Adamson (qntmpkt(AT)yahoo.com), Nov 29 2008
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