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A116510
a(0)=1. a(m +2^n) = a(m) - a(n), 0 <= m <= 2^n -1.
0
1, 0, 1, 0, 0, -1, 0, -1, 1, 0, 1, 0, 0, -1, 0, -1, 1, 0, 1, 0, 0, -1, 0, -1, 1, 0, 1, 0, 0, -1, 0, -1, 2, 1, 2, 1, 1, 0, 1, 0, 2, 1, 2, 1, 1, 0, 1, 0, 2, 1, 2, 1, 1, 0, 1, 0, 2, 1, 2, 1, 1, 0, 1, 0, 1, 0, 1, 0, 0, -1, 0, -1, 1, 0, 1, 0, 0, -1, 0, -1, 1, 0, 1, 0, 0, -1, 0, -1, 1, 0, 1, 0, 0, -1, 0, -1, 2, 1, 2, 1, 1, 0, 1, 0, 2, 1, 2, 1, 1, 0, 1, 0, 2, 1, 2, 1, 1, 0, 1, 0, 2
OFFSET
0,33
CROSSREFS
Sequence in context: A275346 A037888 A052308 * A128915 A063995 A280737
KEYWORD
easy,sign
AUTHOR
Leroy Quet, Mar 22 2006
STATUS
approved