A154281 - OEIS

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A154281

1,0,0,1 followed by 0,0,0...

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

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OFFSET

1,1

COMMENTS

Dirichlet inverse of this sequence is A154282.

LINKS

Table of n, a(n) for n=1..95.

FORMULA

Multiplicative with a(2^2) = 1, a(2^e) = 0 for e<>2, a(p^e) = 0 for odd prime p. - Andrew Howroyd, Aug 05 2018

MATHEMATICA

PadRight[{1, 0, 0, 1}, 120, 0] (* Harvey P. Dale, Aug 06 2012 *)

PROG