A359769 - OEIS

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A359769

a(n) = A353557(n) - A353556(n).

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

(list; graph; refs; listen; history; text; internal format)

OFFSET

LINKS

Antti Karttunen, Table of n, a(n) for n = 1..16384

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

Adjacent sequences: A359766 A359767 A359768 * A359770 A359771 A359772

KEYWORD

sign

AUTHOR

Antti Karttunen, Jan 15 2023

STATUS

approved