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A078590
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a(1)=1, a(2)=1, a(n)=(2^a(n-1) + 1)/a(n-2).
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0
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OFFSET
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1,3
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COMMENTS
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Are all terms integers?
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LINKS
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MATHEMATICA
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nxt[{a_, b_}]:={b, (2^b+1)/a}; NestList[nxt, {1, 1}, 5][[All, 1]]//Quiet (* Harvey P. Dale, Dec 08 2017 *)
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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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