Number of permutations of degree n with greatest sum of distances.
A062870
Number of permutations of degree n with greatest sum of distances.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =3a(4) =4a(5) =20a(6) =36a(7) =252a(8) =576a(9) =5184a(10) =14400a(11) =158400a(12) =518400a(13) =6739200a(14) =25401600a(15) =381024000a(16) =1625702400a(17) =27636940800a(18) =131681894400
External references
- oeis: A062870