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A128260 A128229 * A051731. +0
3
1, 2, 1, 3, 2, 1, 4, 1, 3, 1, 5, 4, 0, 4, 1, 6, 1, 1, 0, 5, 1, 7, 6, 6, 0, 0, 6, 1, 8, 1, 0, 1, 0, 0, 7, 1, 9, 8, 1, 8, 0, 0, 0, 8, 1, 10, 1, 9, 0, 1, 0, 0, 0, 9, 1 (list; table; graph; listen)
OFFSET

1,2

COMMENT

Row sums = A128261: (1, 3, 6, 9, 14, 14, 26, 18, 35, 31,...)

EXAMPLE

First few rows of the triangle are:

1;

2, 1;

3, 2, 1;

4, 1, 3, 1;

5, 4, 0, 4, 1;

6, 1, 1, 0, 5, 1;

7, 6, 6, 0, 0, 6, 1;

8, 1, 0, 1, 0, 0, 7, 1;

...

CROSSREFS

Cf. A128229, A051731, A128261, A128259.

Sequence in context: A108371 A138530 A002341 this_sequence A083368 A112379 A073932

Adjacent sequences: A128257 A128258 A128259 this_sequence A128261 A128262 A128263

KEYWORD

nonn,tabl

AUTHOR

Gary W. Adamson (qntmpkt(AT)yahoo.com), Feb 21 2007

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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