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A228268
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Primes n of the form 1000p+q with primes p and q, 998>p>q>100.
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1
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107101, 109103, 127103, 131101, 131113, 137131, 139109, 149101, 149113, 157103, 157109, 157127, 163109, 163127, 163151, 167107, 167113, 167149, 173137, 173149, 179107, 179167, 179173, 181157, 191137, 191173, 193139, 193163, 193181, 197101, 197137, 199103
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OFFSET
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1,1
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COMMENTS
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Primes that are the concatenation of two 3-digit primes, 998>p>q>100. There are exactly 1346 such primes.
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LINKS
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MATHEMATICA
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Sort[Select[1000Last[#]+First[#]&/@Subsets[Prime[Range[26, 168]], {2}], PrimeQ]]
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CROSSREFS
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KEYWORD
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fini,full,nonn
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AUTHOR
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STATUS
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approved
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