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A115069 a(n)=3^b(n), where b(n) is #{primes p=1 mod 3 dividing n}. +0
1
1, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 3, 3, 1, 1, 1, 1, 3, 1, 3, 1, 1, 1, 1, 3, 1, 3, 1, 1, 3, 1, 1, 1, 3, 1, 3, 3, 3, 1, 1, 3, 3, 1, 1, 1, 1, 1, 3, 1, 1, 3, 1, 1, 1, 3, 3, 1, 1, 1, 3, 3, 3, 1, 3, 1, 3, 1, 1, 3, 1, 1, 3, 3, 1, 3, 3, 3, 3, 1, 1, 1, 1, 3, 1, 3, 1, 1, 1, 1, 9, 1, 3, 1, 3, 1, 3, 3, 1 (list; graph; listen)
OFFSET

2,6

LINKS

S. R. Finch and Pascal Sebah, Squares and Cubes Modulo n (arXiv:math.NT/0604465).

CROSSREFS

Cf. A005088, A060839.

Sequence in context: A097558 A124385 A106478 this_sequence A046556 A046535 A135939

Adjacent sequences: A115066 A115067 A115068 this_sequence A115070 A115071 A115072

KEYWORD

nonn

AUTHOR

S. R. Finch (Steven.Finch(AT)inria.fr), Mar 01 2006

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Last modified November 18 20:14 EST 2008. Contains 147244 sequences.


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