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A046876 Length of runs in the sequence of row/column periods of Sprague-Grundy values of Wythoff's Game (A046875). 2
1, 2, 1, 1, 1, 1, 4, 2, 3, 2, 3, 23, 24, 3, 20, 18, 84, 25, 43 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

a(20) >= 12. - Sean A. Irvine, May 02 2021

LINKS

Table of n, a(n) for n=1..19.

A. Dress, A. Flammenkamp and N. Pink, Additive periodicity of the Sprague-Grundy function of certain Nim games, Adv. Appl. Math., 22, p. 249-270 (1999).

CROSSREFS

Cf. A046874, A046875, A004481.

Sequence in context: A098873 A257462 A337131 * A026584 A247342 A174547

Adjacent sequences:  A046873 A046874 A046875 * A046877 A046878 A046879

KEYWORD

nonn,more

AUTHOR

Achim Flammenkamp

EXTENSIONS

Entry revised by Sean A. Irvine, May 02 2021

STATUS

approved

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Last modified September 20 12:05 EDT 2021. Contains 347586 sequences. (Running on oeis4.)