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Subsequence of A179883 and A179872. Antiharmonic mean B(h) of numbers k such that gcd(k, h) = 1 for numbers h >= 1 and k < h = A053818(n) / A023896(n) = A175505(h) / A175506(h).
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%I #6 Aug 02 2019 21:31:36

%S 6,7,65,66,69,70,77,78,129,130,185,186,194,195,210,211,221,222,237,

%T 238,254,255,309,310,321,322,330,331,365,366,398,399,417,418,437,438,

%U 462,463,473,474,482,483,497,498

%N Subsequence of A179883 and A179872. Antiharmonic mean B(h) of numbers k such that gcd(k, h) = 1 for numbers h >= 1 and k < h = A053818(n) / A023896(n) = A175505(h) / A175506(h).

%Y Cf. A179871, A179872, A179873, A179874, A179875, A179876, A179877, A179878, A179879, A179880, A179882, A179883, A179884, A179886, A179887, A179890, A179891.

%K nonn

%O 1,1

%A _Jaroslav Krizek_, Jul 30 2010, Jul 31 2010