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A132947
Retrograde trajectory of 13 under map n -> A132948(n).
2
13, 16, 25, 26, 22, 19, 43, 40, 53, 28, 30, 36, 42, 47, 61, 73, 62, 74, 48, 68, 80, 79, 66, 78, 101, 111, 275, 464, 735, 2471, 7312, 11045, 6611, 4170, 6650, 17945, 22139, 37158, 43075, 74740, 60043, 21239, 15489, 16823, 3607, 5846, 3178, 2491, 1750
OFFSET
0,1
COMMENTS
Trajectory of 13 under map n -> A132949(n).
Conjecture: Sequence is not periodic.
EXAMPLE
A132948(16) = 13, hence a(1) = 16; A132948(25) = 16, hence a(2) = 25.
CROSSREFS
KEYWORD
nonn
AUTHOR
Klaus Brockhaus, Sep 14 2007
STATUS
approved