perplexus.info :: Numbers : Find out

Find out (Posted on 2012-01-08)

How many k-digit palindromes are prime?
Please solve for k=1,2,3, ... 9.

No Solution Yet Submitted by Ady TZIDON

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Subject	Author	Date
re: computer solution--something bad happened at the unasked-for k=11	Charlie	2012-01-08 13:29:35
computer solution	Charlie	2012-01-08 13:16:39

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