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A368115 Trajectory of 17 under the '17x+1' map. 1
17, 290, 145, 29, 494, 247, 19, 324, 162, 81, 27, 9, 3, 1, 18, 9, 3, 1, 18, 9, 3, 1, 18, 9, 3, 1, 18, 9, 3, 1, 18, 9, 3, 1, 18, 9, 3, 1, 18, 9, 3, 1, 18, 9, 3, 1, 18, 9, 3, 1, 18, 9, 3, 1, 18, 9, 3, 1, 18, 9, 3, 1, 18, 9, 3, 1, 18, 9, 3, 1, 18, 9, 3, 1, 18, 9, 3, 1 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,1
COMMENTS
See A368085 for definition and cross references.
LINKS
MATHEMATICA
Px1[p_, n_]:=Catch[For[i=1, i<PrimePi[p], i++, If[Divisible[n, Prime[i]], Throw[n/Prime[i]]]]; p*n+1]; NestList[Px1[17, #]&, 17, 100]
CROSSREFS
Cf. A368085.
Sequence in context: A128358 A015969 A001026 * A178765 A041546 A186000
KEYWORD
nonn,easy
AUTHOR
Paolo Xausa, Dec 12 2023
STATUS
approved

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Last modified September 11 15:58 EDT 2024. Contains 375836 sequences. (Running on oeis4.)