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A037921 Trajectory of 9 under prime factor concatenation procedure. 0

%I #6 May 19 2013 12:18:40

%S 9,3,3,3,11,311

%N Trajectory of 9 under prime factor concatenation procedure.

%H P. De Geest, <a href="http://www.worldofnumbers.com/topic1.htm">Home Primes</a>

%e 9 -> 3,3 -> 3,11 -> 311

%Y Cf. A037274, A037273.

%K fini,full,nonn,tabf,base

%O 1,1

%A _Jeff Burch_

%E Edited by _Charles R Greathouse IV_, Apr 30 2010

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Last modified August 2 09:00 EDT 2024. Contains 374836 sequences. (Running on oeis4.)