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A102747
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Primes p(n) such that p(n)#+p(n+1) is divisible by p(n+2).
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0
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OFFSET
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1,1
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LINKS
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EXAMPLE
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7 belongs to this sequence since 2*3*5*7+11 is divisible by 13.
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PROG
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(PARI) { isgood(p) = local(r, p2, p3); p2=nextprime(p+1); p3=nextprime(p2+1); r=Mod(1, p3); forprime(q=1, p, r*=q); r+=p2; return(r==0); }
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CROSSREFS
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KEYWORD
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hard,more,nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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