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A127094 Triangle, row sums = sigma(n), reversal of A127093. +0
7
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; listen)
OFFSET

1,2

COMMENT

Row sums = sigma(n), A000203: (1, 3, 4, 7, 6, 12...).

FORMULA

Reversed rows of A127093

Also mod(n;k-n-1)-mod(n+1;k-n-1)+1. - Mats Granvik (mgranvik(AT)abo.fi), Sep 2 2007

EXAMPLE

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;

...

CROSSREFS

Cf. A127093, A000203, A126988.

Sequence in context: A119709 A120251 A071490 this_sequence A126988 A130026 A113287

Adjacent sequences: A127091 A127092 A127093 this_sequence A127095 A127096 A127097

KEYWORD

nonn

AUTHOR

Gary W. Adamson (qntmpkt(AT)yahoo.com), Jan 05 2007

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Last modified July 26 23:19 EDT 2008. Contains 142293 sequences.


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