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A037919 Trajectory of 4 under prime factor concatenation procedure. 1
4, 2, 2, 2, 11, 211 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Table of n, a(n) for n=0..5.

P. De Geest, Home Primes

CROSSREFS

Cf. A037273.

Sequence in context: A255909 A198101 A058634 * A049849 A112349 A231821

Adjacent sequences:  A037916 A037917 A037918 * A037920 A037921 A037922

KEYWORD

fini,full,nonn,tabl,base

AUTHOR

Jeff Burch

EXTENSIONS

Edited by Charles R Greathouse IV, Apr 30 2010

STATUS

approved

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Last modified December 9 16:10 EST 2016. Contains 278985 sequences.