17 Dec
2019
17 Dec
'19
1:57 p.m.
Thank you Walter! This is an incentive for ski slopes! Best, É.
Le 17 déc. 2019 à 20:05, Walter Trump <w@trump.de> a écrit :
The next Boustrophedon primes are 3821 and 3989. Here is a continuation of Eric's arrangement of numbers (you cannot read the digits, they are too small): https//www.trump.de/Boustrophedon-Primes.png
Walter
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