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A156154
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Primes p such that prime(p)=2 (mod p), where prime(p)=A000040(p) is the p-th prime.
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4
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OFFSET
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1,1
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LINKS
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FORMULA
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MATHEMATICA
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Select[Prime[Range[17*10^5]], Mod[Prime[#], #]==2&] (* Harvey P. Dale, Dec 28 2022 *)
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PROG
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(PARI) p=c=0; until(0, until( isprime(c++), p=nextprime(p+1)); (p-2)%c & next; print1( c", "))
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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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STATUS
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approved
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