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A068187 a(n) is the smallest number such that the product of its decimal digits equals n^n, or 0 if no solutions exist. 8
1, 4, 39, 488, 55555, 88999, 7777777, 88888888, 999999999, 25555555555888, 0, 88888888999999, 0, 4777777777777778888, 35555555555555559999999, 2888888888888888888888, 0, 888888999999999999999999, 0 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..19.

CROSSREFS

Cf. A000312, A067734-A067736, A068183-A068190.

Sequence in context: A046449 A203211 A214823 * A177775 A192935 A024055

Adjacent sequences:  A068184 A068185 A068186 * A068188 A068189 A068190

KEYWORD

base,nonn

AUTHOR

Labos Elemer, Feb 18 2002

EXTENSIONS

Edited by Dean Hickerson and Henry Bottomley, Mar 07 2002

STATUS

approved

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Last modified December 17 22:43 EST 2014. Contains 252040 sequences.