[math-fun] Every N = p1+p2+p3; pi a palindrome

FYI -- This result may have been discussed here already... https://arxiv.org/abs/1602.06208v2 Every positive integer is a sum of three palindromes Javier Cilleruelo, Florian Luca, Lewis Baxter (Submitted on 19 Feb 2016 (v1), last revised 17 Jun 2017 (this version, v2)) For integer $g\ge 5$, we prove that any positive integer can be written as a sum of three palindromes in base $g$.