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A133698 Triangle, diagonal = A001227 with the rest zeros. 4
1, 0, 1, 0, 0, 2, 0, 0, 0, 1, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

0,6

LINKS

Table of n, a(n) for n=0..54.

FORMULA

Infinite lower triangular matrix with A001227 (number of odd divisors of n) as the main diagonal the rest zeros.

EXAMPLE

First few rows of the triangle are:

1;

0, 1;

0, 0, 2

0, 0, 0, 1;

0, 0, 0, 0, 2;

...

CROSSREFS

Cf. A133698.

Sequence in context: A037881 A024326 A287619 * A219488 A129251 A276077

Adjacent sequences:  A133695 A133696 A133697 * A133699 A133700 A133701

KEYWORD

nonn,tabl

AUTHOR

Gary W. Adamson, Sep 21 2007

STATUS

approved

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Last modified July 31 18:29 EDT 2021. Contains 346376 sequences. (Running on oeis4.)