A082401 a(n)=A005374(n)-floor(r*n) where r is the positive root of x^3+x-1=0.

0, 1, 0, 0, 1, 1, 0, 1, 0, 0, 1, 0, 0, 1, 1, 0, 1, 1, 1, 1, 1, 0, 0, 1, 1, 0, 1, 0, 0, 1, 0, 0, 1, 1, 0, 1, 0, 0, 1, 0, 0, 1, 1, 0, 0, 1, 1, 0, 1, 0, 0, 1, 0, 0, 1, 1, 0, 1, 1, 1, 1, 1, 0, 1, 1, 1, 0, 1, 0, 0, 1, 0, 0, 1, 1, 0, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 0, 0, 1, 0, 0, 1, 1, 0, 1, 0, 0, 1, 0, 0, 1, 1, 0, 1

Offset

0,1

Links

Table of n, a(n) for n=0..104.

Formula

It seems that sum(k=1, n, a(k)) is asymptotic to C*n where C=0.53...>1/2

Crossrefs

Sequence in context: A084091 A368463 A080846 * A157238 A337546 A059448

Adjacent sequences: A082398 A082399 A082400 * A082402 A082403 A082404

Keyword

nonn

Author

Benoit Cloitre, Apr 15 2003

Status

approved