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61.10 Another solution of a factorial problem

Published online by Cambridge University Press:  22 September 2016

Frank Ayres
Frank Ayres*
Affiliation:
24 Hill Rise, Seaford, Sussex BN25 2UA
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Extract

In the article Problems, solved and unsolved in the Gazette for March 1976, and in the postscript to its sequel in December 1976 (60, 1–11 and 284–291), proofs are given that

is integral when a and b are positive integers. The search for a combinatorial proof was unsuccessful.

Type
Notes
Information
The Mathematical Gazette , Volume 61 , Issue 416 , June 1977 , pp. 136 - 138
Copyright
Copyright © Mathematical Association 1977

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