Do you ever get lost in your head while trying to follow recursive problems?In the autumn of 2025, a junior colleague asked ...

I'm going to post everything, but all methods should (and appear to) be working properly, except for solve(), of course. My problem is: once it gets to a cell where no number will fit (implying ...

A worksheet on sequences. The exercises require to find the first few terms or terms in specific positions of a sequence by using the nth term formula, find the position of a term in a sequence for ...