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Timeline for order of primality of an integer

Current License: CC BY-SA 2.5

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Mar 22, 2011 at 10:24 vote accept Sylvain JULIEN
Mar 19, 2011 at 4:42 comment added Charles This is Sloane's A078442/A049076.
Mar 19, 2011 at 0:58 answer added Joël Cohen timeline score: 1
Mar 18, 2011 at 17:22 comment added Sylvain JULIEN In fact, it seems that for all $m\leq k$, $\pi_{k-m}(\pi^{m}(n))=\pi_{k}(n)$. Could someone prove this rigorously?
Mar 18, 2011 at 14:59 history asked Sylvain JULIEN CC BY-SA 2.5