This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A341157 #7 Feb 06 2021 14:35:54 %S A341157 1,1,2,3,5,6,8,10,12,13,15,15,16,16,15,14,13,11,10,9,8,7,7,7,8,8,9,9, %T A341157 10,10,11,10,11,11,11,11,11,11,11,11,11,11,10,11,11,11,11,11,12,12,13, %U A341157 13,14,13,15,15,15,15,15,15,15,15,15,15,14,16,15,15,15,15,16 %N A341157 Number of partitions of n into 4 distinct nonzero decimal palindromes. %H A341157 Alois P. Heinz, <a href="/A341157/b341157.txt">Table of n, a(n) for n = 10..20000</a> %Y A341157 Cf. A002113, A136522, A319469, A341155, A341156, A341158, A341159. %K A341157 nonn,base %O A341157 10,3 %A A341157 _Ilya Gutkovskiy_, Feb 06 2021