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 A162696 Trajectory of 1 under morphism taking n to sorted divisors of n+1. 0
 1, 2, 1, 3, 1, 2, 1, 2, 4, 1, 2, 1, 3, 1, 2, 1, 3, 1, 5, 1, 2, 1, 3, 1, 2, 1, 2, 4, 1, 2, 1, 3, 1, 2, 1, 2, 4, 1, 2, 1, 2, 3, 6, 1, 2, 1, 3, 1, 2, 1, 2, 4, 1, 2, 1, 3, 1, 2, 1, 3, 1, 5, 1, 2, 1, 3, 1, 2, 1, 2, 4, 1, 2, 1, 3, 1, 2, 1, 3, 1, 5, 1, 2, 1, 3, 1, 2, 1, 3, 1, 2, 4, 1, 7, 1, 2, 1, 3, 1, 2, 1, 2, 4, 1, 2 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS 1 -> 1,2; 2->1,3; 3->1,2,4; ... LINKS EXAMPLE 1 -> 1,2 -> 1,2,1,3 -> 1,2,1,3,1,2,1,2,4 -> ... PROG (PARI) v=[1, 2]; for(i=2, 60, v=concat(v, divisors(v[i]+1))); v CROSSREFS Cf. A007001, A001511, A027750. Sequence in context: A176207 A059130 A094959 * A309978 A108103 A111376 Adjacent sequences:  A162693 A162694 A162695 * A162697 A162698 A162699 KEYWORD nonn AUTHOR Franklin T. Adams-Watters, Jul 10 2009 STATUS approved

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Last modified October 17 16:51 EDT 2019. Contains 328120 sequences. (Running on oeis4.)