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2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 21, 22, 23, 24, 26, 27, 29, 30, 31, 32, 33, 35, 36, 37, 38, 39, 40, 43, 44, 45, 46, 48, 49, 51, 53, 57, 59, 61, 63, 65, 66, 68, 69, 70, 71, 73, 75, 77, 78, 79, 81, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,1
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LINKS
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EXAMPLE
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MATHEMATICA
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tpmidQ[n_] := And @@ PrimeQ[n + {-1, 1}]; ind = 0; tp = {4}; s = {}; Do[If[ tpmidQ[n], ind++; If[tpmidQ[n - tp[[-1]]], AppendTo[s, ind]]; AppendTo[tp, n]], {n, 6, 10^4}]; s (* Amiram Eldar, Jul 12 2019 *)
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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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