David Bailey. Problem 11188. The American Mathematical Monthly, 112(10):929, 2005. [doi]
@article{Bailey05-0, title = {Problem 11188}, author = {David Bailey}, year = {2005}, url = {http://www.jstor.org/stable/30037637}, researchr = {https://researchr.org/publication/Bailey05-0}, cites = {0}, citedby = {0}, journal = {The American Mathematical Monthly}, volume = {112}, number = {10}, pages = {929}, }