a(n) is the sum of the divisors of n^n - n.

A377677

a(n) is the sum of the divisors of n^n - n.

Terms

    a(0) =3a(1) =60a(2) =728a(3) =10416a(4) =116064a(5) =2837120a(6) =36990720a(7) =1452853584a(8) =27615698352a(9) =965243666880

External references