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A078240 a(n) = smallest multiple of n using only composite digits. 1
4, 4, 6, 4, 40, 6, 49, 8, 9, 40, 44, 48, 408, 84, 60, 64, 68, 90, 494, 40, 84, 44, 46, 48, 400, 408 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
CROSSREFS
Cf. A078239.
Sequence in context: A276683 A247343 A071256 * A296844 A332917 A016710
KEYWORD
base,easy,nonn
AUTHOR
Amarnath Murthy, Nov 23 2002
STATUS
approved

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Last modified April 23 14:15 EDT 2024. Contains 371914 sequences. (Running on oeis4.)