This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A179566 #11 Apr 28 2024 17:22:30
%S A179566 1,1,2,5,19,83,501,3217,26489,223001,2307265,23964881,297799569,
%T A179566 3677298385,53294334289,762583317329,12621599431489,205355314491969,
%U A179566 3820420692695361,69655479737261377,1438574866261997777,29053167748430247953,659456581268987396785,14613762897810470264817
%N A179566 Number of permutations of 1..n with the number moved left exceeding the number moved right by 0 or more.
%F A179566 a(n) = Sum_{k>=0} A062866(n,k). - _Alois P. Heinz_, Jul 31 2018
%Y A179566 For equal numbers moved left and right, see A062868.
%Y A179566 Cf. A062866.
%K A179566 nonn
%O A179566 0,3
%A A179566 _R. H. Hardin_, Jul 19 2010
%E A179566 a(0) and a(19)-a(20) from _Alois P. Heinz_, Jul 31 2018
%E A179566 a(21)-a(23) from _Alois P. Heinz_, Apr 28 2024