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A031018 Write 2n-1 in base 7 and juxtapose. 8
1, 3, 5, 1, 0, 1, 2, 1, 4, 1, 6, 2, 1, 2, 3, 2, 5, 3, 0, 3, 2, 3, 4, 3, 6, 4, 1, 4, 3, 4, 5, 5, 0, 5, 2, 5, 4, 5, 6, 6, 1, 6, 3, 6, 5, 1, 0, 0, 1, 0, 2, 1, 0, 4, 1, 0, 6, 1, 1, 1, 1, 1, 3, 1, 1, 5, 1, 2, 0, 1, 2, 2, 1, 2, 4, 1, 2, 6, 1, 3, 1, 1, 3, 3, 1, 3, 5, 1, 4, 0 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
CROSSREFS
Sequence in context: A111823 A113039 A093016 * A146525 A196611 A011353
KEYWORD
nonn
AUTHOR
STATUS
approved

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Last modified June 24 08:48 EDT 2024. Contains 373674 sequences. (Running on oeis4.)