Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).
%I #8 Apr 28 2024 17:28:25
%S 0,0,1,4,31,146,1289,7736,85831,641302,8732989,78432212,1270475155,
%T 13338831858,250740220345,3013809363056,64512904742895,
%U 873589792390382,20982459271174517,316070362138732172,8418423492219771211,139628838506569935338,4084524856346911809777
%N Number of permutations of 1..n with the number moved left exceeding the number moved right by 1.
%Y Column k=1 (or k=-1) of A062866.
%Y Equal number moved left and right, see A062868.
%K nonn
%O 1,4
%A _R. H. Hardin_, Jul 19 2010
%E a(19)-a(20) from _Alois P. Heinz_, Jul 31 2018
%E a(21)-a(23) from _Alois P. Heinz_, Apr 28 2024