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A050733 Numbers of form 3^k (values of k see A050724) containing no pair of consecutive equal digits (probably finite). 0
1, 3, 9, 27, 81, 243, 729, 2187, 6561, 19683, 59049, 1594323, 4782969, 14348907, 43046721, 129140163, 387420489, 10460353203, 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..22.

CROSSREFS

Cf. A043096, A050724.

Sequence in context: A000244 A133494 A352779 * A238939 A351345 A351344

Adjacent sequences:  A050730 A050731 A050732 * A050734 A050735 A050736

KEYWORD

nonn,base

AUTHOR

Patrick De Geest, Sep 15 1999

STATUS

approved

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Last modified May 20 00:55 EDT 2022. Contains 353847 sequences. (Running on oeis4.)