A133704 A051731 * a diagonalized matrix of A133696.

1, 1, -3, 1, 0, -3, 1, -3, 0, -1, 1, 0, 0, 0, -3, 1, -3, -3, 0, 0, 1, 1, 0, 0, 0, 0, 0, -3, 1, -3, 0, -1, 0, 0, 0, -1, 1, 0, -3, 0, 0, 0, 0, 0, -1, 1, -3, 0, 0, -3, 0, 0, 0, 0, 1

Offset

0,3

Comments

Row sums = signed d(n), A000005: (1, -2, -2, -3, -2, -4, -2, -4, -3, ...).

Links

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

Formula

A051731 * A133696: (1, -3, -3, -1, -3, ...), where A133696(n) = 2*mu(n) - 1.

Example

First few rows of the triangle are:
  1;
  1, -3;
  1,  0, -3;
  1, -3,  0, -1;
  1,  0,  0,  0, -3;
  1, -3, -3,  0,  0,  1;
  ...

Crossrefs

Cf. A051731, A133696, A008683.

Sequence in context: A244679 A035674 A058600 * A160019 A227054 A265605

Adjacent sequences: A133701 A133702 A133703 * A133705 A133706 A133707

Keyword

tabl,sign

Author

Gary W. Adamson, Sep 21 2007

Status

approved