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A168499
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Primes n of the form 100p+q with primes p and q, 98>p>q>10.
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4
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1913, 2311, 2917, 3119, 3719, 4111, 4129, 4337, 4723, 4729, 5323, 5347, 5923, 5953, 6113, 6131, 6143, 6719, 6737, 6761, 7129, 7159, 7331, 7919, 7937, 8311, 8317, 8329, 8353, 8923, 8929, 8941, 8971, 9719, 9743, 9767
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OFFSET
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1,1
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COMMENTS
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Or, primes that are concatenation of two 2-digit primes 98>p>q>10.
There are exactly 36 such primes.
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LINKS
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MATHEMATICA
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Sort[Select[100Last[#]+First[#]&/@Subsets[Prime[Range[5, 25]], {2}], PrimeQ]] (* Harvey P. Dale, Aug 19 2013 *)
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PROG
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CROSSREFS
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KEYWORD
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fini,full,nonn,base,easy
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AUTHOR
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STATUS
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approved
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