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A121106 Trajectory of 6788 under "x -> product of digits of x" map. 0
6788, 2688, 768, 336, 54, 20, 0 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

This is the smallest number of persistence 6 (cf. A003001).

LINKS

Table of n, a(n) for n=1..7.

N. J. A. Sloane, The persistence of a number, J. Recreational Math., 6 (1973), 97-98.

CROSSREFS

Cf. A003001.

Sequence in context: A031832 A200436 A250332 * A046515 A199996 A266847

Adjacent sequences:  A121103 A121104 A121105 * A121107 A121108 A121109

KEYWORD

nonn,fini,full,base

AUTHOR

N. J. A. Sloane, Aug 12 2006

EXTENSIONS

Edited by Charles R Greathouse IV, Aug 06 2010

STATUS

approved

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Last modified February 24 22:57 EST 2020. Contains 332216 sequences. (Running on oeis4.)