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A127476
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Triangle, left column = phi(n), row sums = A023896.
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0
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1, 1, 0, 2, 1, 0, 2, 0, 2, 0, 4, 2, 2, 2, 0, 2, 0, 0, 0, 4, 0, 6, 3, 4, 2, 4, 2, 0, 4, 0, 2, 0, 4, 0, 6, 0, 6, 3, 0, 4, 4, 0, 6, 4, 0, 4, 0, 4, 0, 0, 0, 6, 0, 6, 0
(list; table; graph; refs; listen; history; internal format)
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OFFSET
| 1,4
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COMMENTS
| Left column = phi(n), A000010; row sums = A023896: (1, 1, 3, 4, 10, 6, 21,...)
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FORMULA
| A054521 * A054522 as infinite lower triangular matrices.
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EXAMPLE
| First few rows of the triangle are:
1;
1, 0;
2, 1, 0;
2, 0, 2, 0;
4, 2, 2, 2, 0;
2, 0, 0, 0, 4, 0;
6, 3, 4, 2, 4, 2, 0;
4, 0, 2, 0, 4, 0, 6, 0;
...
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CROSSREFS
| Cf. A054521, A054522, A023896, A000010.
Sequence in context: A133693 A065675 A194313 * A140397 A120614 A097567
Adjacent sequences: A127473 A127474 A127475 * A127477 A127478 A127479
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KEYWORD
| nonn,tabl,uned
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AUTHOR
| Gary W. Adamson (qntmpkt(AT)yahoo.com), Jan 15 2007
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