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A109560
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a(n) = If[Floor[2*Mod[(Prime[n + 1] - Prime[n])*PrimePi[n]/n, 8]] == 6, Prime[n]]
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0
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89, 139, 181, 241, 467, 509, 619, 773, 839, 863, 953, 1409, 1831, 1847, 1933, 2113, 2221, 2251, 2593
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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0,1
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LINKS
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MATHEMATICA
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a = Flatten[Table[If[Floor[2*Mod[(Prime[n + 1] - Prime[n])*PrimePi[n]/n, 8]] == 6, Prime[n], {}], {n, 1, 400}]]
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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