A240091 a(n) = (10^n - 1)^n.

1, 9, 9801, 997002999, 9996000599960001, 9999500009999900000499999, 999994000014999980000014999994000001, 9999993000002099999650000034999997900000069999999, 9999999200000027999999440000006999999944000000279999999200000001

Offset: 0

Author

Hannah Ko, Mar 31 2014

Keywords

• nonn

Examples

			a(3) = 999^3 = 997002999.
		

Crossrefs

Cf. A024115.

Extensions

Extended by N. J. A. Sloane, Apr 01 2014