The book is now available! 37373...34343 (160-digits)
(another Prime Pages' Curiosity)
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                                                       3737373737 3737373737
3737373737 3737373737 3737373737 3737373737 3737373737 3737434343 4343434343
4343434343 4343434343 4343434343 4343434343 4343434343 4343434343 4343434343
+ Thirty-seven 37's followed by forty-three 43's is prime. [De Geest]




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