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Search: id:A158906
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| 1, 2, 1, 3, 0, 1, 4, 1, 0, 1, 5, 0, 0, 0, 1, 6, 1, 1, 0, 0, 1, 7, 0, 0, 0, 0, 0, 1, 8, 1, 0, 1, 0, 0, 0, 1, 9, 0, 1, 0, 0, 0, 0, 0, 1, 10, 1, 0, 0, 1, 0, 0, 0, 0, 1, 11, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 12, 1, 1, 1, 0, 10, 0, 0, 0, 0, 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 = A158907: (1, 3, 4, 6, 6, 9, 8,...).
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FORMULA
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Triangle read by rows, A158221 * A051731, where A051731 = the inverse Mobius transform. Given triangle A051731, replace the left border with (1, 2, 3,...).
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EXAMPLE
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First few rows of the triangle =
1;
2, 1;
3, 0, 1;
4, 1, 0, 1;
5, 0, 0, 0, 1;
6, 1, 1, 0, 0, 1;
7, 0, 0, 0, 0, 0, 1;
8, 1, 0, 1, 0, 0, 0, 1;
9, 0, 1, 0, 0, 0, 0, 0, 1;
10, 1, 0, 0, 1, 0, 0, 0, 0, 1;
11, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1;
12, 1, 1, 1, 0, 1, 0, 0, 0, 0, 0, 1;
13, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1;
...
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CROSSREFS
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Cf. A158221, A051731, A158907
Sequence in context: A071490 A141673 A127094 this_sequence A143239 A158951 A126988
Adjacent sequences: A158903 A158904 A158905 this_sequence A158907 A158908 A158909
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KEYWORD
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nonn,tabl
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AUTHOR
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Gary W. Adamson & Mats Granvik (qntmpkt(AT)yahoo.com), Mar 29 2009
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