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A134231 A004736 + A134081 - I as infinite lower triangular matrices; I = Identity matrix. +0
1
1, 3, 1, 3, 5, 1, 4, 3, 7, 1, 5, 4, 3, 9, 1, 6, 5, 4, 3, 11, 1, 7, 6, 5, 4, 3, 13, 1, 8, 7, 6, 5, 4, 3, 15, 1, 9, 8, 7, 6, 5, 4, 3, 17, 1, 10, 9, 8, 7, 6, 5, 4, 3, 19, 1 (list; table; graph; listen)
OFFSET

1,2

COMMENT

Row sums = A134227: (1, 4, 9, 15, 22, 30, 39,...).

EXAMPLE

First few rows of the triangle are:

1;

3, 1;

3, 5, 1;

4, 3, 7, 1;

5, 4, 3, 9, 1;

6, 5, 4, 3, 11, 1;

7, 6, 5, 4, 3, 13, 1;

...

CROSSREFS

Cf. A134081, A004736, A134227.

Sequence in context: A143732 A130465 A113759 this_sequence A126637 A110091 A005474

Adjacent sequences: A134228 A134229 A134230 this_sequence A134232 A134233 A134234

KEYWORD

nonn,tabl

AUTHOR

Gary W. Adamson (qntmpkt(AT)yahoo.com), Oct 14 2007

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Last modified December 4 21:35 EST 2008. Contains 151309 sequences.


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