[seqfan] Re: a(a(n)) is a square
Jean-Paul Allouche
Jean-Paul.Allouche at lri.fr
Mon Nov 23 10:23:23 CET 2009
Hi
Related to "the smallest..." there already are such
sequences in OEIS, e.g., A003278, A003605,...
Note that the last one has some iterating flavour
jpa
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