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A168060 Denominators of ((n+2)/(n+1)/n) (sorted with no repeats). 1

%I

%S 2,3,10,12,21,30,36,55,56,78,90,105,132,136,171,182,210,240,253,300,

%T 306,351,380,406,462,465,528,552,595,650,666,741,756,820,870,903,990,

%U 992,1081,1122,1176,1260,1275,1378,1406,1485,1560,1596,1711,1722,1830,1892

%N Denominators of ((n+2)/(n+1)/n) (sorted with no repeats).

%C Union of A002939 and A014105. - _Robert Israel_, May 05 2014

%H G. C. Greubel, <a href="/A168060/b168060.txt">Table of n, a(n) for n = 1..1000</a>

%t Union@Table[Denominator[(n+2)/(n+1)/n],{n,80}]

%Y Cf. A026741, A168059.

%K nonn

%O 1,1

%A _Vladimir Joseph Stephan Orlovsky_, Nov 17 2009

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Last modified January 19 16:16 EST 2021. Contains 340270 sequences. (Running on oeis4.)