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Search: id:A087611
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A087611 a(n) = (prime(n) - 1) mod n. +0
4
0, 0, 1, 2, 0, 0, 2, 2, 4, 8, 8, 0, 1, 0, 1, 4, 7, 6, 9, 10, 9, 12, 13, 16, 21, 22, 21, 22, 21, 22, 2, 2, 4, 2, 8, 6, 8, 10, 10, 12, 14, 12, 18, 16, 16, 14, 22, 30, 30, 28, 28, 30, 28, 34, 36, 38, 40, 38, 40, 40, 38, 44, 54, 54, 52, 52, 62, 64, 1, 68, 68, 70, 1, 2, 3, 2, 3, 6, 5, 8 (list; graph; listen)
OFFSET

1,4

COMMENT

a(A048891(n)) = 0;

for primes p: a(p) = (p - 1) mod A049084(p).

CROSSREFS

Sequence in context: A033718 A033737 A033747 this_sequence A153869 A128541 A122908

Adjacent sequences: A087608 A087609 A087610 this_sequence A087612 A087613 A087614

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Sep 11 2003

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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