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A133705 A133704 + A051731 - A000012. 0
1, 1, -3, 1, -1, -3, 1, -3, -1, -1, 1, -1, -1, -1, -3, 1, -3, -3, -1, -1, 1, 1, -1, -1, -1, -1, -1, -3, 1, -3, -1, -1, -1, -1, -1, -1, 1, -3, -1, -1, -3, -1, -1, -1, -1, 1 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,3

COMMENTS

Row sums = (1, -2, -3, -4, -5,...). Right border = A133696: (1, -3, -3, -1, -3, 1, -3,...), where A133696(n) = 2*mu(n) - 1.

REFERENCES

A133704 + A051731 - A000012 as infinite lower triangular matrices.

LINKS

Table of n, a(n) for n=1..46.

EXAMPLE

First few rows of the triangle are:

1;

1, -3;

1, -1, -3;

1, -3, -1, -1;

1, -1, -1, -1, -3;

1, -3, -3, -1, -1, 1;

...

CROSSREFS

Cf. A133704, A051731, A000012, A008683.

Sequence in context: A104146 A326405 A193179 * A046111 A131779 A131775

Adjacent sequences:  A133702 A133703 A133704 * A133706 A133707 A133708

KEYWORD

tabl,sign

AUTHOR

Gary W. Adamson, Sep 21 2007

STATUS

approved

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Last modified April 11 00:03 EDT 2021. Contains 342877 sequences. (Running on oeis4.)