Question

for a pair of (x y) if 3x-11y=1. how many such pairs are possible

Answer 1

what kind of question is this

Answer 2

If a number 'n' can be written as sum of 'k' consecutive odd natural numbers (k > 1) in 's', ways.  

For given pair (x,y) of positive integer, such that 3x-11y=1 and given that x can take maximum value of 1000, how many such pairs are possible for evaluating the pattern for different Y values of eq.