The book is now available! 1849
(another Prime Pages' Curiosity)
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+ The largest known square-semiprime that is the sum of the first n odd primes (3+5+7+...+127+131=1849). [Bajpai]

+ The smallest square that is the sum of first n Sophie Germain primes (2+3+5+11+...+239+251=1849). [Bajpai]




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