

A191783


Numbers k such that the topological ksphere has a unique differentiable structure up to diffeomorphism.


2




OFFSET

1,2


COMMENTS

The list in Milnor's paper (p. 807, A358290) does not include the term 56 because it was only discovered later that it is actually a term of this list, see Wang & Xu, Theorem 1.14.  Andrey Zabolotskiy, Nov 29 2022


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CROSSREFS



KEYWORD

nonn,more,hard,nice


AUTHOR



EXTENSIONS



STATUS

approved



