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(just those submitted by Opao)
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+ 19 is the smallest two-digit number such that 19^19+19-1 is prime. [Opao]

+ The sum of 19 consecutive Fibonacci numbers starting from the 19th Fibonacci number is prime. [Opao]

+ The largest value of n less than a thousand, such that 2n+3n+5n+7n is prime. [Opao]

+ 19 is the smallest prime mentioned a prime number of times in the KJV Bible. [Opao]

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