Y by
If the expression for the nth term of the infinite sequence
is
(Here
denotes GIF) then
Let
and
then the number of numbers out of the first
natural numbers which are divisible by
or
is



None of these
Let
and
. The number of divisors of the number
which are of the form
is equal to



None of these

![$\left[\sqrt{\alpha n} + \frac{1}{\beta}\right]$](http://latex.artofproblemsolving.com/1/2/b/12b45d9d0f5268002da2adae8dac73390a106d96.png)
![$\left[.\right]$](http://latex.artofproblemsolving.com/3/c/a/3ca27308567a179890adebe5721a274c19ace40f.png)



















This post has been edited 1 time. Last edited by P162008, Apr 28, 2025, 2:51 AM
Reason: Typo
Reason: Typo