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Search: id:A127373
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| 1, 1, 0, 2, 1, 0, 3, 0, 1, 0, 6, 2, 1, 1, 0, 5, 0, 0, 0, 1, 0, 12, 4, 2, 1, 1, 1, 0, 13, 0, 1, 0, 1, 0, 1, 0, 18, 4, 0, 2, 1, 0, 1, 1, 0, 15, 0, 3, 0, 0, 0, 1, 0, 1, 0
(list; table; graph; listen)
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OFFSET
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1,4
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COMMENT
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Row sums = A023896: (1, 1, 3, 4, 10, 6,...); left column = A053570: (1, 2, 3, 6, 5, 12,...).
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FORMULA
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A054521 * A054523 as infinite lower triangular matrices.
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EXAMPLE
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First few rows of the triangle are:
1;
1, 0;
2, 1, 0;
3, 0, 1, 0;
6, 2, 1, 1, 0;
5, 0, 0, 0, 1, 0
12, 4, 2, 1, 1, 1, 0;
...
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CROSSREFS
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Cf. A054521, A054523, A053570, A023896.
Sequence in context: A159813 A157409 A165252 this_sequence A050464 A014405 A143153
Adjacent sequences: A127370 A127371 A127372 this_sequence A127374 A127375 A127376
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KEYWORD
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nonn,tabl
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AUTHOR
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Gary W. Adamson (qntmpt(AT)yahoo.com), Jan 12 2007
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