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A127094
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Triangle, reversal of A127093.
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6
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1, 2, 1, 3, 0, 1, 4, 0, 2, 1, 5, 0, 0, 0, 1, 6, 0, 0, 3, 2, 1, 7, 0, 0, 0, 0, 0, 1, 8, 0, 0, 0, 4, 0, 2, 1, 9, 0, 0, 0, 0, 0, 3, 1, 10, 0, 0, 0, 0, 5, 0, 0, 2, 1, 11, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,2
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LINKS
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Table of n, a(n) for n=1..65.
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FORMULA
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Reversed rows of A127093
Also mod(n;k-n-1)-mod(n+1;k-n-1)+1. - Mats Granvik, Sep 2 2007
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EXAMPLE
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First few rows of the triangle are:
1;
2, 1;
3, 0, 1;
4, 0, 2, 1;
5, 0, 0, 0, 1;
6, 0, 0, 3, 2, 1;
...
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CROSSREFS
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Cf. A127093, A000203 (row sums), A126988.
Sequence in context: A071490 A194893 A141673 * A221642 A158906 A143239
Adjacent sequences: A127091 A127092 A127093 * A127095 A127096 A127097
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KEYWORD
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nonn
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AUTHOR
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Gary W. Adamson, Jan 05 2007
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STATUS
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approved
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