n^(n-2)+(n*(n-1)/2)*(n-1)^(n-3).
A076863
n^(n-2)+(n*(n-1)/2)*(n-1)^(n-3).
Terms
- a(0) =1a(1) =2a(2) =6a(3) =34a(4) =285a(5) =3171a(6) =44023a(7) =732740a(8) =14220153a(9) =315233605a(10) =7857947691a(11) =217541911830
External references
- oeis: A076863