Best strategy for finding a pattern in a sequence of integers

[Slaunger]

>
> > I am pretty sure I can figure out how to do that, but I would like to
> > have some guidance on the most pythonic approach to this.
>
> Then it would be a good starting point to write some code. Then you
> could post it and ask how it can be made more 'pythonic'.
>
That is actually a good point. I will do that.
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