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A037120
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Trajectory of 3 under map n->45n+1 if n odd, n->n/2 if n even.
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1
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3, 136, 68, 34, 17, 766, 383, 17236, 8618, 4309, 193906, 96953, 4362886, 2181443, 98164936, 49082468, 24541234, 12270617, 552177766, 276088883, 12423999736, 6211999868, 3105999934, 1552999967
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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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NestList[If[EvenQ[#], #/2, 45#+1]&, 3, 30] (* Harvey P. Dale, Jul 08 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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