OFFSET
1,3
LINKS
Tomas Rokicki, Table of n, a(n) for n = 1..84 (first 81 entries from Robert G. Wilson v).
Achim Flammenkamp, Sprague-Grundy Values of Grundy's Game
Gabriel Nivasch, The Sprague-Grundy theory of impartial games
Gabriel Nivasch, The Sprague-Grundy theory of impartial games [archived version]
FORMULA
CROSSREFS
KEYWORD
nonn
AUTHOR
Robert G. Wilson v, Aug 11 2010
STATUS
approved