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A050739 Numbers of form 9^k (values of k see A050730) containing no pair of consecutive equal digits (probably finite). 0
1, 9, 81, 729, 6561, 59049, 4782969, 43046721, 387420489, 31381059609, 282429536481, 2541865828329, 109418989131512359209, 30903154382632612361920641803529 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..13.

CROSSREFS

Cf. A043096, A050730.

Sequence in context: A100062 A001019 A074118 * A240945 A158779 A047901

Adjacent sequences:  A050736 A050737 A050738 * A050740 A050741 A050742

KEYWORD

nonn,base

AUTHOR

Patrick De Geest, Sep 15 1999

STATUS

approved

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Last modified May 10 14:44 EDT 2021. Contains 343773 sequences. (Running on oeis4.)