Yohan Yuki 사요한
@Laibcoms
Mon, Mar 25, 2019 10:31 AM
Mon, Mar 25, 2019 10:33 AM
7 is the 4th Prime
17 is the 7th Prime
17 is the only Prime which is the sum of 4 consecutive Primes
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17 is the 7th Prime
17 is the only Prime which is the sum of 4 consecutive Primes