Write the first 5 terms of the sequences defined by
`T_n = (n^2+1)/(2n-3)`

What is the 20th term of the sequence defined by : a_n = (n- 1) (2-n)(3+n) ?

Write the first three terms of the sequence defined by the following : a_n =n(n+2) .

Write the first three terms in the sequences defined by the following : a_n =2n + 5 .

Write the first three terms in the sequences defined by the following : a_n =(n-3)/4 .

Write the first five terms of the sequence whose n^(th) term is a_n = n/(n + 2)

Find the 18th and 25th terms of the sequence defined by : t_n= {(n(n+2),if n is even natural number),((4n)/(n^2+1), if n is odd natural number):} .

Write the first five terms of the sequence whose n^(th) term is a_n = 3^n

Write the first five terms of the sequence whose n^(th) term is a_n = n + 1

Find the 21st and 42nd terms of the sequence defined by : t_n= {(0,if n is odd),(1, if n is even):} .