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by wesnerm2 1205 days ago
> > or the “lazy caterer’s sequence” (1, 2, 4, 7, 11, 16, 22, 29,...), the maximum number of pie pieces that can be achieved by n cuts.

> My brain just did not want to accept "7" as the fourth number in the series.

The sequence that you get from the difference of successive numbers in the list is rather predictable: 1,2,3,4,5,6,7, ...