[seqfan] Re: A Sequential Puzzle

[Ron Hardin]

Carl E Linderholm _Mathematics Made Difficult_ "Guess the Next Number" advocates always using minimum degree polynomial interpolation, on the grounds that it's more general and universally applicable, as compared to, for example, ad hoc ingenuity.

Thus (as I recall) 1 2 4 8 16 _?_ has the answer 31.

I've lost the book temporarily in a vast pile. rhhardin at mindspring.com rhhardin at att.net (either)

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