@article{bwmeta1.element.bwnjournal-article-doi-10_4064-aa107-2-3,
author = {Scott Ahlgren},
title = {A congruence for the coefficients in a series for $\pi$},
journal = {Acta Arithmetica},
volume = {108},
year = {2003},
pages = {157-160},
zbl = {1050.11017},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-aa107-2-3}
}
Scott Ahlgren. A congruence for the coefficients in a series for π. Acta Arithmetica, Tome 108 (2003) pp. 157-160. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-aa107-2-3/