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A234703
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Primes in the tribonacci-like sequence, A214727.
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0
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OFFSET
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1,1
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COMMENTS
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LINKS
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MATHEMATICA
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a={1, 2, 2}; Print[2]; Print[2]; For[n=3, n<=1000, n++, sum=Plus@@a; If[PrimeQ[sum], Print[sum]]; a=RotateLeft[a]; a[[3]]=sum]
Select[LinearRecurrence[{1, 1, 1}, {1, 2, 2}, 500], PrimeQ] (* Harvey P. Dale, Feb 22 2023 *)
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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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