Unproven Theorem A212558

Description:Calculates sequence OEIS A212558, which is a(n) = ((n - s)^2 mod (n + s)) - ((n + s)^2 mod (n - s)), where s is the sum of the decimal digits of n, and includes a proof of it.
Author:Gerald Hillier
Downloaded file size:1,963 bytes
Size on calculator:1 KB
User rating:Not yet rated (you must be logged in to vote)
Primary category:Math/Misc
File date:2017-12-28 22:13:09
Creation date:2017-12-19
Source code:Included
Download count:268
Version history:2017-12-28: Added to site
Archive contents:
  Length      Date    Time    Name
---------  ---------- -----   ----
      117  2017-12-28 22:12   UNPROVEN.HP
     5517  2017-12-28 22:10   unproven.html
---------                     -------
     5634                     2 files
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