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 A055075 #14 Aug 19 2020 16:00:54 %S A055075 16,32,36,48,52,64,68,72,80,81,84,88,96,97,100,104,108,112,113,116, %T A055075 117,120,124,128,129,132,133,136,140,144,145,148,149,152,153,160,161, %U A055075 162,164,165,168,169,172,176,177,178,180,181,184,185,188,189,192,193 %N A055075 Numbers expressible as the sum of no more than 5 squares of composite numbers, allowing repetitions. %C A055075 1167 is the largest of the 256 positive integers not in the sequence. %D A055075 R. K. Guy, Unsolved Problems In Number Theory, section C20. %H A055075 R. G. E. Pinch, L. E. Mattics and Emil Grosswald, <a href="https://www.jstor.org/stable/2324696">Solutions to E3262</a>, Amer. Math. Monthly, 97 (No. 3, 1990), 240-242. %e A055075 52=4^2+6^2, so 52 is in the sequence. %Y A055075 Cf. A002808 (composite numbers). %K A055075 nonn %O A055075 1,1 %A A055075 _Jud McCranie_, Jun 19 2000; corrected Jul 04 2000