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A359769
a(n) = A353557(n) - A353556(n).
3
1, -1, 0, 0, 0, 0, 0, -1, 1, 0, 0, -1, 0, 0, 1, 0, 0, -1, 0, -1, 1, 0, 0, 0, 1, 0, 0, -1, 0, -1, 0, -1, 1, 0, 1, 0, 0, 0, 1, 0, 0, -1, 0, -1, 0, 0, 0, -1, 1, -1, 1, -1, 0, 0, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, -1, 0, -1, 1, -1, 0, -1, 0, 0, 0, -1, 1, -1, 0, -1, 1, 0, 0, 0, 1, 0, 1, 0, 0, 0, 1, -1, 1, 0, 1, 0, 0, -1, 0, 0, 0, -1, 0, 0, 0, 0, 0, -1, 0, -1, 1, -1
OFFSET
1
LINKS
PROG
(PARI)
A353556(n) = ((!(n%2))&&(bigomega(n)%2));
A353557(n) = ((n%2)&&(!(bigomega(n)%2)));
A359769(n) = (A353557(n)-A353556(n));
CROSSREFS
Cf. A001222, A065043 [= a(A003961(n))], A353556, A353557, A359770 (parity of terms, and their absolute values), A359814 (Dirichlet inverse).
Sequence in context: A016348 A015556 A336040 * A359770 A015780 A011642
KEYWORD
sign
AUTHOR
Antti Karttunen, Jan 15 2023
STATUS
approved