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A037921 Trajectory of 9 under prime factor concatenation procedure. 0
9, 3, 3, 3, 11, 311 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..6.

P. De Geest, Home Primes

EXAMPLE

9 -> 3,3 -> 3,11 -> 311

CROSSREFS

Cf. A037274, A037273.

Sequence in context: A011112 A138064 A063569 * A019878 A272408 A177910

Adjacent sequences:  A037918 A037919 A037920 * A037922 A037923 A037924

KEYWORD

fini,full,nonn,tabf,base

AUTHOR

Jeff Burch

EXTENSIONS

Edited by Charles R Greathouse IV, Apr 30 2010

STATUS

approved

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Last modified January 21 13:56 EST 2018. Contains 297994 sequences.