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A062411
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a(n) = (-1)^(p-1)*(p-1)! + 1 where p = prime(n).
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0
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0, 3, 25, 721, 3628801, 479001601, 20922789888001, 6402373705728001, 1124000727777607680001, 304888344611713860501504000001, 265252859812191058636308480000001
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OFFSET
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1,2
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COMMENTS
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REFERENCES
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D. M. Burton, Elementary Number Theory, Allyn and Bacon, Inc. Boston, MA, 1976, p. 164.
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LINKS
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PROG
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(PARI) for(n=1, 13, print((-1)^(prime(n)-1)*(prime(n)-1)!+1))
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CROSSREFS
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KEYWORD
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easy,nonn
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AUTHOR
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STATUS
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approved
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