%I #8 Aug 11 2024 14:41:31

%S 42,2,3,7,3,79,379

%N Trajectory of 42 under prime factor concatenation procedure.

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

%Y Cf. A037273.

%K fini,full,nonn,tabf,base

%O 0,1

%A _Jeff Burch_

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