a(n) = n^0 + n^1 + ... + n^(n-1), or a(n) = (n^n-1)/(n-1) with a(0)=0; a(1)=1.
A023037
a(n) = n^0 + n^1 + ... + n^(n-1), or a(n) = (n^n-1)/(n-1) with a(0)=0; a(1)=1.
Terms
- a(0) =0a(1) =1a(2) =3a(3) =13a(4) =85a(5) =781a(6) =9331a(7) =137257a(8) =2396745a(9) =48427561a(10) =1111111111a(11) =28531167061a(12) =810554586205
External references
- oeis: A023037