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Search: id:A039933
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A039933 Smallest k for which k, 2k, ... nk all contain the digit 2. +0
1
2, 12, 124, 624, 624, 642, 4062, 4062, 4128, 4128, 23041, 23041, 23041, 23041, 144032, 144032, 144032, 144032, 144032, 144032, 144032, 1201804, 1201804, 1201804, 1276048, 1276048, 1276048, 1276048, 1276048, 1276048, 8020604 (list; graph; listen)
OFFSET

1,1

EXAMPLE

a(3)=624 since 624,1248,1872 all contain a 2.

CROSSREFS

Sequence in context: A048173 A058349 A013469 this_sequence A035351 A003712 A143136

Adjacent sequences: A039930 A039931 A039932 this_sequence A039934 A039935 A039936

KEYWORD

base,nonn

AUTHOR

Erich Friedman (erich.friedman(AT)stetson.edu)

EXTENSIONS

More terms from Patrick De Geest (pdg(AT)worldofnumbers.com), Oct 15 1999.

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.


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