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42 (another Prime Pages' Curiosity) |
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Single Curio View: (Seek other curios for this number) The smallest integer that forms a pair of twin primes by concatenation with the previous and the next number (4241, 4243). [Silva]
Submitted: 2009-07-10 19:58:07; Last Modified: 2009-07-10 22:21:48.
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