login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A071453 Sprague-Grundy values for octal game .117. 0
1, 1, 1, 0, 2, 2, 1, 3, 4, 0, 1, 1, 1, 3, 2, 2, 2, 3, 4, 0, 1, 5, 4, 3, 2, 2, 2, 3, 1, 0, 1, 0, 4, 3, 2, 2, 2, 0, 1, 0, 1, 0, 4, 3, 2, 5, 4, 0, 1, 0, 1, 0, 2, 3, 2, 3, 4, 0, 1, 0, 1, 3, 2, 3, 2, 3, 4, 0, 1, 0, 4, 3, 2, 3, 2, 3, 1, 0, 1, 0, 4, 3, 2, 3, 2, 0, 1, 0, 1, 0, 4, 3, 2, 3, 4, 0, 1, 0, 1, 0, 2, 3, 2, 3, 4 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,5

COMMENTS

Octal games .051 and .053 have values a(n-1).

Sequence is eventually periodic with period 48. The only exceptions are n=2, 6, 7, 12, 16, 22, 26, 36 and 46.

REFERENCES

E. R. Berlekamp, J. H. Conway and R. K. Guy, Winning Ways, Academic Press, NY, 2 vols., 1982; see Chapter 4, p. 104.

LINKS

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

Achim Flammenkamp, Octal games

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

CROSSREFS

Sequence in context: A011020 A181512 A076019 * A212306 A339708 A080242

Adjacent sequences:  A071450 A071451 A071452 * A071454 A071455 A071456

KEYWORD

nonn

AUTHOR

N. J. A. Sloane and Sue Pope, May 29 2002

EXTENSIONS

Edited and extended by Christian G. Bower, Nov 11 2002

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 12 01:36 EDT 2021. Contains 342912 sequences. (Running on oeis4.)