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A109751
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A self-describing sequence: there are a(n) even digits and a(n) odd digits in the interval ]0;a(n)+1[.
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0
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10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 12, 12, 14, 14, 16, 16, 18, 18, 21, 21, 21, 23, 23, 25, 25, 27, 27, 29, 29, 30, 32, 32, 34, 34, 36, 36, 38, 38, 41, 41, 41, 43, 43, 45, 45, 47, 47, 49, 49, 50, 52, 52, 54, 54, 56, 56, 58, 58, 61, 61, 61, 63, 63, 65, 65, 67, 67, 69, 69
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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EXAMPLE
| Pick the first "10" of the sequence; there are 10 even digits and 10 odd digits in the interval ]0;11[ --> 10 times "0" and 10 times "1".
Take "30"; there are 30 even digits and 30 odd digits in the interval ]0;31[, etc.
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CROSSREFS
| Sequence in context: A072803 A163139 A010692 * A160941 A070565 A169932
Adjacent sequences: A109748 A109749 A109750 * A109752 A109753 A109754
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KEYWORD
| base,easy,nonn
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AUTHOR
| Eric Angelini (eric.angelini(AT)kntv.be), Aug 11 2005
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