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A124649 Numbers n such that n^i (i=1..8) are all zeroless. 0
1, 2, 3, 6, 68 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

No other terms < 10^6. Is the sequence finite?

LINKS

Table of n, a(n) for n=1..5.

EXAMPLE

68^i (i=1..8)= 68, 4624, 314432, 21381376, 1453933568, 98867482624, 6722988818432, 457163239653376 all zeroless

CROSSREFS

Cf. A104264.

Sequence in context: A018415 A137073 A018434 * A018448 A018456 A018474

Adjacent sequences:  A124646 A124647 A124648 * A124650 A124651 A124652

KEYWORD

nonn,base

AUTHOR

Zak Seidov, Dec 22 2006

STATUS

approved

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Last modified May 25 20:05 EDT 2013. Contains 225649 sequences.