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Search: id:A130452
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| 1, 3, 1, 6, 3, 1, 12, 6, 3, 1, 24, 12, 6, 3, 1, 48, 24, 12, 6, 3, 1, 96, 48, 24, 12, 6, 3, 192, 96, 48, 24, 12, 6, 3, 1
(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 = A033484: (1, 4, 10, 22, 46, 94, 190,...).
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FORMULA
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A097806 * A130321 as infinite lower triangular matrices. A097806 = the pairwise operator, A130321 = [1; 2,1; 4,2,1;...]. Triangle, A003945 (1, 3, 6, 12, 24, 48,...) in every column.
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EXAMPLE
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First few rows of the triangle are:
1;
3, 1;
6, 3, 1;
12, 6, 3, 1;
24, 12, 6, 3, 1;
48, 24, 12, 6, 3, 1;
...
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CROSSREFS
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Cf. A130321, A097806, A003945, A003484.
Sequence in context: A065567 A100861 A131031 this_sequence A133085 A039805 A094504
Adjacent sequences: A130449 A130450 A130451 this_sequence A130453 A130454 A130455
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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), May 26 2007
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