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A098725 a(4n) = 0, a(2n+1) = 1, a(4n+2) = a(n+1). 5
0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 0, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 0, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 0, 1, 0, 1, 1, 1, 0, 1, 0, 1, 0, 1, 1, 1, 0, 1, 0, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 0, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 0, 1, 0, 1, 1, 1, 0, 1 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,1
COMMENTS
Apparently, the first differences of A072894.
LINKS
PROG
(PARI) a(n)=if(n%2==1, 1, if(n%4==0, 0, a((n-2)/4+1)))
CROSSREFS
Sequence in context: A286055 A140318 A060584 * A284939 A188260 A341625
KEYWORD
nonn
AUTHOR
Ralf Stephan, Oct 15 2004
STATUS
approved

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Last modified March 29 06:57 EDT 2024. Contains 371265 sequences. (Running on oeis4.)