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Retrograde trajectory of 13 under map n -> A132948(n).
2

%I #2 Mar 30 2012 17:27:54

%S 13,16,25,26,22,19,43,40,53,28,30,36,42,47,61,73,62,74,48,68,80,79,66,

%T 78,101,111,275,464,735,2471,7312,11045,6611,4170,6650,17945,22139,

%U 37158,43075,74740,60043,21239,15489,16823,3607,5846,3178,2491,1750

%N Retrograde trajectory of 13 under map n -> A132948(n).

%C Trajectory of 13 under map n -> A132949(n).

%C Conjecture: Sequence is not periodic.

%e A132948(16) = 13, hence a(1) = 16; A132948(25) = 16, hence a(2) = 25.

%Y Cf. A132948, A132949, A132946.

%K nonn

%O 0,1

%A _Klaus Brockhaus_, Sep 14 2007