A092805 Expansion of (1+10x)/((1-x)(1-1000x^3)).

1, 11, 11, 1011, 11011, 11011, 1011011, 11011011, 11011011, 1011011011, 11011011011, 11011011011, 1011011011011, 11011011011011, 11011011011011, 1011011011011011, 11011011011011011, 11011011011011011

Offset

0,2

Comments

Partial sums of A092804

Links

Table of n, a(n) for n=0..17.

Index entries for linear recurrences with constant coefficients, signature (1,0,1000,-1000).

Formula

a(n)=10^(n+1)(cos(2*pi*n/3)/37+11*sqrt(3)sin(2*pi*n/3)/333+2/27)-11/999

Crossrefs

Sequence in context: A281282 A281637 A281099 * A276540 A288292 A288801

Adjacent sequences: A092802 A092803 A092804 * A092806 A092807 A092808

Keyword

easy,nonn

Author

Paul Barry, Mar 06 2004

Status

approved