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Search: id:A127372
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| 1, 3, 0, 3, 1, 0, 6, 0, 1, 0, 3, 1, 1, 1, 0, 9, 2, 0, 0, 1, 0, 3, 1, 1, 1, 1, 1, 0, 10, 0, 3, 0, 1, 0, 1, 0, 6, 3, 0, 1, 1, 0, 1, 1, 0, 9, 2, 3, 2, 0, 0, 1, 0, 1, 0
(list; table; graph; listen)
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OFFSET
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1,2
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COMMENT
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Left column = A007425, (tau_3(n)): 1, 3, 3, 6, 3, 9... Row sums = sigma(n), A000203: 1, 3, 4, 7, 6, 12,...
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EXAMPLE
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First few rows of the triangle are:
1;
3, 0;
3, 1, 0;
6, 0, 1, 0;
3, 1, 1, 1, 0;
9, 2, 0, 0, 1, 0;
3, 1, 1, 1, 1, 1, 0;
10, 0, 3, 0, 1, 0, 1, 0;
...
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CROSSREFS
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Cf. A127170, A054521, A000203, A007425.
Sequence in context: A132748 A055945 A138123 this_sequence A051171 A166445 A085919
Adjacent sequences: A127369 A127370 A127371 this_sequence A127373 A127374 A127375
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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), Jan 12 2007
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EXTENSIONS
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Edited by N. J. A. Sloane (njas(AT)research.att.com), Jul 11 2008
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