Prove by induction that all of the hexagonal numbers are odd. *(Problem from book is incorrect)

asked Dec 2, 2020 110k views

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Prove by induction that all of the hexagonal numbers are odd.

*(Problem from book is incorrect)

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3 votes

If
H_n denotes the
-th hexagonal number, then this is indeed false because
H_2=6 .

Paul Godard answered Dec 5, 2020

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