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1, 7, 8, 10, 13, 14, 16, 18, 19, 21, 24, 25, 26, 28, 29, 30, 31, 33, 34, 35, 37, 38, 40, 41, 42, 44, 45, 47, 48, 49, 50, 51, 53, 55, 57, 59, 60, 61, 62, 63, 65, 66, 67, 68, 69, 70, 71, 73, 74, 75, 77, 78, 79, 80, 82, 84, 86, 87, 88, 89, 90, 91, 93, 94, 95, 97, 98, 99, 100, 101
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,2
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LINKS
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MAPLE
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A080113 := proc(n) option remember; local i; if(1 = n) then RETURN(1); fi; i := A080113(n-1)+1; while(i > 0) do if(A080111(i) > 0) then RETURN(i); fi; i := i+1; od; end;
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MATHEMATICA
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s[p_, u_] := Sum[JacobiSymbol[j, p], {j, 1, u}]; Join[{1}, Select[Range[ 100], !(p = Prime[#]; AllTrue[Range[(p - 1)/2], s[p, #] >= 0 &]) &]] (* Jean-François Alcover, Mar 07 2016 *)
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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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