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A326072 a(n) = 0 if sign(A325977(n)) = sign(A325978(n)), otherwise a(n) = 1. 3
1, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 1 (list; graph; refs; listen; history; text; internal format)
OFFSET

1

LINKS

Antti Karttunen, Table of n, a(n) for n = 1..65537

Index entries for characteristic functions

FORMULA

For all n, a(A000396(n)) = 0.

PROG

(PARI) A326072(n) = (sign(A325977(n))!=sign(A325978(n))); \\ For other needed code, see in A325975.

CROSSREFS

Characteristic function of A326071.

Cf. A000396, A325963, A325975, A325977, A325978, A325981.

Sequence in context: A227291 A271102 A065803 * A304362 A230135 A205633

Adjacent sequences:  A326069 A326070 A326071 * A326073 A326074 A326075

KEYWORD

nonn

AUTHOR

Antti Karttunen, Jun 07 2019

STATUS

approved

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Last modified November 18 19:59 EST 2019. Contains 329288 sequences. (Running on oeis4.)