Re^5: 2, 2, 2, 3, 7, 22, 83, ...

[Articuno]

in reply to Re^4: 2, 2, 2, 3, 7, 22, 83, ...
in thread 2, 2, 2, 3, 7, 22, 83, ...

Yes, you are missing something :-)
In this case, the x's are 1,2,3,4,5,...,n and the y's are 2,2,2,3,7,...m
And the method gives a function f so that f(1) = 2, f(2) = 2, f(3) = 2, f(4) = 3, and so on...