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Search: id:A143276
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| 1, 0, 1, 1, 0, 1, 1, 0, 0, 1, 3, 0, 0, 0, 1, 0, 5, 10, 0, 0, 1, 5, 0, 0, 0, 0, 0, 1, 2, 1, 0, 0, 0, 0, 0, 1, 4, 0, 1, 0, 0, 0, 0, 0, 1, 0, 3, 0, 0, 0, 0, 0, 0, 0, 1, 9, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 1, 11, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 5, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1
(list; table; graph; listen)
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OFFSET
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1,11
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COMMENT
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Row sums = phi(n), A000010: (1, 1, 2, 2, 4, 2, 6,...).
Left border = A007431: (1, 0, 1, 1, 3, 0, 5, 2, 4,...).
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FORMULA
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Triangle read by rows, Mobius transform of triangle A054523.
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EXAMPLE
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First few rows of the triangle =
1;
0, 1;
1, 0, 1;
1, 0, 0, 1;
3, 0, 0, 0, 1;
0, 1, 0, 0, 0, 1;
5, 0, 0, 0, 0, 0, 1;
2, 1, 0, 0, 0, 0, 0, 1;
...
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CROSSREFS
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Cf. A054525, A054523, A000010, A007431.
Sequence in context: A083206 A069531 A035677 this_sequence A101941 A089313 A052998
Adjacent sequences: A143273 A143274 A143275 this_sequence A143277 A143278 A143279
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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 03 2008
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