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A167679 Replace odd digits with 2 and even digits with 1. 2
1, 2, 1, 2, 1, 2, 1, 2, 1, 2, 21, 22, 21, 22, 21, 22, 21, 22, 21, 22, 11, 12, 11, 12, 11, 12, 11, 12, 11, 12, 21, 22, 21, 22, 21, 22, 21, 22, 21, 22, 11, 12, 11, 12, 11, 12, 11, 12, 11, 12, 21, 22, 21, 22, 21, 22, 21, 22, 21, 22, 11, 12, 11, 12, 11, 12, 11, 12, 11, 12, 21, 22, 21 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,2
LINKS
MATHEMATICA
Table[FromDigits[If[OddQ[ # ], 2, 1]&/@IntegerDigits[n]], {n, 0, 200}]
CROSSREFS
Sequence in context: A161275 A160979 A323287 * A051881 A363852 A357859
KEYWORD
base,nonn
AUTHOR
Zak Seidov, Nov 09 2009
STATUS
approved

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Last modified March 19 04:26 EDT 2024. Contains 370952 sequences. (Running on oeis4.)