A037921 Trajectory of 9 under prime factor concatenation procedure.

9, 3, 3, 3, 11, 311

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: A374752 A138064 A063569 * A327135 A019878 A272408

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