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A059620
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Colors of the 88 keys of the standard piano: white keys = 0, black keys = 1.
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4
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0, 1, 0, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1, 0, 0
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,1
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FORMULA
| a(n) = floor((5n+7)/12) - floor((5n+2)/12). - David W. Wilson (davidwwilson(AT)comcast.net), Mar 02 2003
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EXAMPLE
| .1..1.1..1.1.1..1.1..1.1.1..1.1..1.1.1..1.1..1.1.1..1.1..1.1.1..1.1..1.1.1..1.1..1.1.1
0.00.0.00.0.0.00.0.00.0.0.00.0.00.0.0.00.0.00.0.0.00.0.00.0.0.00.0.00.0.0.00.0.00.0.0.00
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CROSSREFS
| Cf. A081031, A081032.
Sequence in context: A003849 A115199 A085242 * A083651 A111748 A130198
Adjacent sequences: A059617 A059618 A059619 * A059621 A059622 A059623
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KEYWORD
| easy,fini,full,nonn,nice
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AUTHOR
| Naohiro Nomoto (6284968128(AT)geocities.co.jp), Feb 19 2001
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