Number of permutations of [n] with the number moved left exceeding the number moved right by 4.
A179565
Number of permutations of [n] with the number moved left exceeding the number moved right by 4.
Terms
- a(0) =0a(1) =0a(2) =0a(3) =0a(4) =0a(5) =1a(6) =7a(7) =267a(8) =2235a(9) =53830a(10) =511412a(11) =11370998a(12) =122063526a(13) =2787148807a(14) =33618432005a(15) =817366315013
External references
- oeis: A179565