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A134842 Triangle, n-th row = first n terms of n-th row of an array formed by A054525 * A051731(transform). 1
1, -1, 0, -1, -1, 0, 0, -1, 0, 0, -1, -1, -1, -1, 0, 1, 0, 0, 0, 1, 0, -1, -1, -1, -1, -1, -1, 0, 0, 0, 0, -1, 0, 0, 0, 0, 0, 0, -1, 0, 0, -1, 0, 0, 0, 1, 0, 1, 0, 0, 0, 1, 0, 1, 0 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Left column = mu(n), A008683: (1, -1, -1, 0, -1, 1, 0, 0, 1,...). Row sums = A023900: (1, -1, -2, -1, -4, 2, -6,...).

LINKS

Table of n, a(n) for n=1..55.

FORMULA

Triangle, n-th row - first n terms of n-th row of an array formed by A054525 * A051731(transform).

EXAMPLE

First few rows of the array are:

1, 1, 1, 1, 1, 1, 1,...

-1, 0, -1, 0, -1, 0, -1,...

-1, -1, 0, -1, -1, -1, 0,...

0, -1, 0, 0, 0, -1, 0,...

-1, -1, -1, -1, -1, 0, -1,...

...

First few rows of the triangle are:

1;

-1, 0

-1, -1, 0;

0, -1, 0, 0;

-1, -1, -1, -1, 0;

1, 0, 0, 0, 1, 0;

-1, -1, -1, -1, -1, -1, 0;

...

CROSSREFS

Cf. A051731, A054525, A008683, A023900.

Sequence in context: A141736 A190188 A278513 * A167753 A086747 A141727

Adjacent sequences:  A134839 A134840 A134841 * A134843 A134844 A134845

KEYWORD

tabl,sign

AUTHOR

Gary W. Adamson, Nov 12 2007

STATUS

approved

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Last modified April 21 10:45 EDT 2019. Contains 322328 sequences. (Running on oeis4.)