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Trajectory of 1001 under "3x+1" map.
2

%I #6 Mar 30 2012 16:50:06

%S 1001,3004,1502,751,2254,1127,3382,1691,5074,2537,7612,3806,1903,5710,

%T 2855,8566,4283,12850,6425,19276,9638,4819,14458,7229,21688,10844,

%U 5422,2711,8134,4067,12202,6101,18304,9152,4576,2288,1144,572,286,143,430,215,646

%N Trajectory of 1001 under "3x+1" map.

%D V. Klee and S. Wagon, Unsolved Problems, Math. Assoc. America, 1991, p. 191.

%H T. D. Noe, <a href="/A100709/b100709.txt">Table of n, a(n) for n=0..142</a>

%Y Cf. A006370.

%K nonn

%O 0,1

%A _N. J. A. Sloane_, Apr 10 2006