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A122713
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Least prime P1 of 8 different primes: 4 consecutive primes P1 P2 P3 P4 and 4 primes Q1 Q2 Q3 Q4 such that Q1 with same digits than P1 if not 6 or 9, if 6 then replace with 9 and if 9 then replace with 6, same for Q2 from P2 Q3 from P3 and Q4 from P4.
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0
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4651, 16417, 16421, 16661, 56443, 60601, 61643, 65701, 71633, 71647, 106433, 163861, 169567, 172663, 205651
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refs;
listen;
history;
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internal format)
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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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4651, 4657, 4663, 4673 consecutive primes 4951, 4957, 4993, and 4973 are primes.
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CROSSREFS
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KEYWORD
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base,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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