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A157686
a(n) = A157684(n) - A157685(n).
4
1, 1, 0, 0, 1, 0, 1, 1, 0, 1, 1, 0, 0, 1, 0, 0, 1, 1, 0, 1, 0, 0, 1, 0, 1, 1, 0, 0, 1, 0, 0, 1, 0, 1, 1, 0, 1, 1, 0, 0, 1, 0, 1, 1, 0, 1, 0, 0, 1, 0, 0, 1, 1, 0, 1, 1, 0, 0, 1, 0, 1, 1, 0, 1, 1, 0, 0, 1, 0, 0, 1, 0, 1, 1, 0, 1, 0, 0, 1, 1, 0, 1, 1, 0, 0, 1, 0, 1, 1, 0, 1, 1, 0, 0, 1, 0, 0, 1, 1, 0, 1, 0, 0, 1, 0
OFFSET
1,1
COMMENTS
For n>=1 a(n) = A000002(n+1)-1 and also a(n) = A123594(n+3).
CROSSREFS
Partial sums of A054354.
Sequence in context: A177444 A325896 A239200 * A181115 A284527 A151666
KEYWORD
nonn
AUTHOR
Benoit Cloitre, Mar 04 2009
STATUS
approved