1. The problem appears to be a list of pairs, possibly representing some data points or a sequence of values. 2. Since no explicit question is asked, let's interpret the first pair: 1 5 : 38, which might mean at position 1, the value 5 corresponds to 38. 3. Without further instructions, we cannot perform algebraic or functional operations. 4. If the goal is to find a pattern or relation, more context is needed. 5. Please provide a specific question or clarify what is required with these pairs.