19 Mar '09 04:03

having trouble defining the nth term in the following series

the starting series is of the form

a(n) = 1/n

and I want to determine the sum (1/n) from n = 1 to infinity

so

a(1) = 1

a(2) = 3/2

a(3)= 11/6

a(4) = 25/12

so can anyone help me out on defining the nth term?

the starting series is of the form

a(n) = 1/n

and I want to determine the sum (1/n) from n = 1 to infinity

so

a(1) = 1

a(2) = 3/2

a(3)= 11/6

a(4) = 25/12

so can anyone help me out on defining the nth term?