ハッピー数 (Japanese Wikipedia)

Analysis of information sources in references of the Wikipedia article "ハッピー数" in Japanese language version.

refsWebsite

Global rank Japanese rank

742^nd place

1,117^th place

69^th place

227^th place

18^th place

107^th place

304^th place

20^th place

low place

low place

1rosettacode.org

low place

low place

arxiv.org

Gilmer, Justin (2013). “On the Density of Happy Numbers”. Integers 13 (2): 2. arXiv:1110.3836. Bibcode: 2011arXiv1110.3836G.

harvard.edu

ui.adsabs.harvard.edu

Gilmer, Justin (2013). “On the Density of Happy Numbers”. Integers 13 (2): 2. arXiv:1110.3836. Bibcode: 2011arXiv1110.3836G.

nii.ac.jp

cir.nii.ac.jp

岡本茂ハピー数について、千葉敬愛短期大学紀要 22, 17-20, 2000-02

oeis.org

オンライン整数列大辞典の数列 A007770
オンライン整数列大辞典の数列 A124095

rosettacode.org

Happy Number Rosetta Code

villanova.edu

www41.homepage.villanova.edu

Robert Styer Smallest examples of strings of consecutive happy numbers, 2000 Mathematics Subject Classiﬁcation