Prime Curios!: 25

25
(another Prime Pages' Curiosity)

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A prime square whose prime count

(5^2) is another prime square (3^2) and it's prime count is another prime square (

(

(5^2)) = 2^2). [Picheny]

Submitted: 2009-07-24 11:24:43; Last Modified: 2009-07-24 13:39:50.