[seqfan] Re: a(a(n)) is a square

N. J. A. Sloane njas at research.att.com
Sun Nov 22 16:27:02 CET 2009

Eric,  I like those sequences a lot (where you put some condition on
a(a(n)) ).  Please do submit them all.

In fact I like all your sequences, so don't ever hesitate - just
send them in!  The Vers de verres problem was a classic.

 Best regards

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