It hadn’t occurred to me to google for it. But now I remember about the OEIS. (“svsgrra va onfr svsgrra zvahf a”? I would never have thought of that myself!)
(Edited to rot-13 spoiler—sorry if anybody read it first.)
It hadn’t occurred to me to google for it. But now I remember about the OEIS. (“svsgrra va onfr svsgrra zvahf a”? I would never have thought of that myself!)
(Edited to rot-13 spoiler—sorry if anybody read it first.)