The number of values of `n in Z` for which `n^2+n+2` is a perfect square is

The number of integral values of n for which n^(2)+19n+92 is a perfect square is:

What is the sum of all integer values of n for which n^2 + 19n +92 is a perfect square ?

Let Sn = n^2 + 20n + 12 where n is a positive integer. What is the sum of all possible values of n for which S_(n) is a perfect square ?

Let S_(n)=n^(2)+20n+12 n a positive integer. What is the sum of all possible values of n for which S_(n) is a perfect square?

ce number of positive integers n for which n+96 is a The perfect square is b.12c. infinite

The value of n for which (2^100)-31(2^192)+(2^n) is a perfect square is : (a) 208 (b) 198 (c) 164 (d) 148

Find the number of values of 'n' for which 1!+2!+3!+...+n! is the square of a natural number.