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A247475
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Numbers formed by concatenating two successive primes and their product.
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1
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236, 3515, 5735, 71177, 1113143, 1317221, 1719323, 1923437, 2329667, 2931899, 31371147, 37411517, 41431763, 43472021, 47532491, 53593127, 59613599, 61674087, 67714757, 71735183, 73795767, 79836557, 83897387
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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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For n=1 the successive primes are 2 and 3, so the number formed is 236.
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MATHEMATICA
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a247475[n_Integer] := Module[{p}, p := Prime /@ List[n, n + 1];
FromDigits@Flatten@Join[IntegerDigits[p], IntegerDigits[Times @@ p]]]; a247475/@Range[120] (* Michael De Vlieger, Dec 01 2014 *)
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CROSSREFS
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KEYWORD
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nonn,base
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AUTHOR
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STATUS
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approved
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