@article{JTNB_2019__31_3_653_0, author = {Nigel Watt}, title = {On eigenvalues of the kernel $\protect \frac{1}{2} +\protect \lfloor \protect \frac{1}{xy}\protect \rfloor - \protect \frac{1}{xy}$}, journal = {Journal de th\'eorie des nombres de Bordeaux}, pages = {653--662}, publisher = {Soci\'et\'e Arithm\'etique de Bordeaux}, volume = {31}, number = {3}, year = {2019}, doi = {10.5802/jtnb.1099}, mrnumber = {4102619}, zbl = {1454.11015}, language = {en}, url = {https://jtnb.centre-mersenne.org/articles/10.5802/jtnb.1099/} }