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Search: id:A050733
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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
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; listen)
OFFSET

0,2

CROSSREFS

Cf. A043096, A050724.

Sequence in context: A140429 A141413 A000244 this_sequence A079846 A067500 A078226

Adjacent sequences: A050730 A050731 A050732 this_sequence A050734 A050735 A050736

KEYWORD

nonn,base

AUTHOR

Patrick De Geest (pdg(AT)worldofnumbers.com), Sep 15 1999.

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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