0,2

The ratio of successive terms approaches 100.

Table of n, a(n) for n=0..10.

For n=1, the sum of sigma(j) for j<10 is 1+3+4+7+6+12+8+15+13=69, so a(1)=69.

Cf. A000203.

Cf. A072692 (sum for 1<=j<=10^n and other links).

Sequence in context: A296785 A264171 A297550 * A234824 A232719 A297807

Adjacent sequences: A048997 A048998 A048999 * A049001 A049002 A049003

nonn

Enoch Haga and Jud McCranie

One more term from Rick L. Shepherd, Jul 03 2002

approved