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A131722
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Period 6: repeat [0, 10, 10, 10, 10, 10].
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1
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0, 10, 10, 10, 10, 10, 0, 10, 10, 10, 10, 10, 0, 10, 10, 10, 10, 10, 0, 10, 10, 10, 10, 10, 0, 10, 10, 10, 10, 10, 0, 10, 10, 10, 10, 10, 0, 10, 10, 10, 10, 10, 0, 10, 10, 10, 10, 10, 0, 10, 10, 10, 10, 10, 0, 10, 10, 10, 10, 10, 0, 10, 10, 10, 10, 10, 0, 10
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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0,2
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LINKS
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FORMULA
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G.f.: 10*x*(1+x+x^2+x^3+x^4)/(1-x^6).
a(n) = a(n-6) for n>5.
a(n) = 10 * sin(n*Pi/6)^2 * (9 + 8*cos(n*Pi/3) + 2*cos(2*n*Pi/3))/3. (End)
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MAPLE
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MATHEMATICA
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PadRight[{}, 120, {0, 10, 10, 10, 10, 10}] (* Harvey P. Dale, Jan 10 2023 *)
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PROG
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CROSSREFS
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KEYWORD
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nonn,easy,less
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AUTHOR
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STATUS
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approved
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