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

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

Offset

0,2

Links

Table of n, a(n) for n=0..8.

Example

a(3) = 999^3 = 997002999.

Crossrefs

Cf. A024115.

Sequence in context: A367517 A327897 A249837 * A263438 A137063 A175987

Adjacent sequences: A240088 A240089 A240090 * A240092 A240093 A240094

Keyword

nonn

Author

Hannah Ko, Mar 31 2014

Extensions

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

Status

approved