A039979 An example of a d-perfect sequence.

1, 2, 0, 2, 0, 2, 2, 0, 2, 2, 1, 0, 1, 0, 1, 1, 2, 0, 2, 1, 0, 1, 0, 1, 1, 2, 0, 2, 1, 0, 1, 0, 1, 1, 0, 1, 1, 2, 0, 2, 0, 2, 2, 1, 0, 1, 2, 0, 2, 0, 2, 2, 0, 2, 2, 1, 0, 1, 0, 1, 1, 0, 1, 1, 2, 0, 2, 0, 2, 2, 1, 0, 1, 2, 0, 2, 0, 2, 2, 0, 2, 2, 1, 0, 1, 0, 1, 1, 0, 1, 1, 2, 0, 2, 0, 2, 2, 1, 0, 1, 2, 0, 2, 0, 2

Offset

1,2

Links

Table of n, a(n) for n=1..105.

D. Kohel, S. Ling and C. Xing, Explicit Sequence Expansions, in Sequences and their Applications, C. Ding, T. Helleseth, and H. Niederreiter, eds., Proceedings of SETA'98 (Singapore, 1998), 308-317, 1999. DOI: 10.1007/978-1-4471-0551-0_23

Formula

a(n) = A007440(n) mod 3. - Christian G. Bower, Jun 12 2005

Crossrefs

Sequence in context: A341977 A309937 A116127 * A204173 A103668 A276812

Adjacent sequences: A039976 A039977 A039978 * A039980 A039981 A039982

Keyword

nonn

Author

N. J. A. Sloane.

Extensions

More terms from Christian G. Bower, Jun 12 2005

Status

approved