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A050724 Decimal expansion of 3^n contains no pair of consecutive equal digits (probably finite). +0
2
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 13, 14, 15, 16, 17, 18, 21, 22, 24, 26, 42, 66, 67, 133 (list; graph; listen)
OFFSET

0,3

EXAMPLE

3^133 = 2865014852390475710679572105323242035759805416923029389510561523.

CROSSREFS

Cf. A030700, A046261, A046269.

Sequence in context: A057889 A110029 A023779 this_sequence A161979 A092968 A151547

Adjacent sequences: A050721 A050722 A050723 this_sequence A050725 A050726 A050727

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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