A133704 - OEIS

%I #6 Jan 10 2021 22:13:12

%S 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,

%T 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

%N A051731 * a diagonalized matrix of A133696.

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

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

%e First few rows of the triangle are:

%e   1;

%e   1, -3;

%e   1,  0, -3;

%e   1, -3,  0, -1;

%e   1,  0,  0,  0, -3;

%e   1, -3, -3,  0,  0,  1;

%e   ...

%Y Cf. A051731, A133696, A008683.

%K tabl,sign

%O 0,3

%A _Gary W. Adamson_, Sep 21 2007