The book is now available! 191416111
(just those submitted by Rivera)
Prime Curios!
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The nth Prime Page will now find any of the first 2.623˙1015 primes or π(x) for x up to 1017.

Just showing those entries submitted by 'Rivera': (Click here to show all)

+ Replace any single digit of 191416111 with a 7 and the result is always prime. [Rivera]

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