A360125 - OEIS

A360125

Parity of A359425, where A359425 is Dirichlet convolution of the arithmetic derivative with the primorial base exp-function.

0, 0, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 0, 0, 1, 0, 1, 0, 0, 0, 1, 0, 1, 0, 0, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 0, 0, 1, 0, 1, 0, 0, 0, 1, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 1, 0, 1, 0, 0, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1, 0, 0, 0

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OFFSET

LINKS

Antti Karttunen, Table of n, a(n) for n = 1..30030

Index entries for characteristic functions

Index entries for sequences related to primorial base

FORMULA

a(n) = A000035(A359425(n)).

PROG

(PARI) A360125(n) = (A359425(n)%2);

CROSSREFS

Characteristic function of A360127, whose complement A360126 gives the positions of 0's.