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174737, 224327, 433813, 541447, 787243, 969667, 980081, 1080787, 1286581, 1372979, 1534513, 1567037, 1570649, 1577189, 1659673, 1726993, 1931291, 2242883, 2282041, 2415557, 2460827, 3162503, 3711047, 4090787, 4450373
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OFFSET
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1,1
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COMMENTS
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Prime interprimes of third order.
Primes that are the arithmetic mean of two consecutive prime interprimes of second order; primes of the form (A126555(k)+A126555(k+1))/2.
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LINKS
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PROG
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(PARI) {m=5000000; a=0; g=0; p=2; q=3; r=5; while(r<=m, if((p+r)/2==q, if(a>0, b=(a+q)/2; if(isprime(b), if(g>0, if(isprime(h=(g+b)/2), print1(h, ", "))); g=b)); a=q); p=q; q=r; r=nextprime(r+1))} \\ Klaus Brockhaus, Jan 11 2007
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CROSSREFS
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Cf. A006562 (balanced primes), A024675 (interprimes), A126554 (interprimes of second order), A126555 (prime interprimes of second order), A126556 (interprimes of third order).
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KEYWORD
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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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