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 A104078 #4 Feb 05 2016 20:37:21 %S A104078 62,93,155,186,217,248,310,341,372,403,434,465,558,589,620,651,682, %T A104078 713,744,806,837,868,899,930,961,992,1054,1085,1147,1178,1209,1240, %U A104078 1302,1333,1364,1395,1426,1457,1488,1550,1581,1612,1643,1674,1705,1736,1798 %N A104078 Numbers which are the sum of three nonzero squares and are also divisible by 31. %H A104078 Chai Wah Wu, <a href="/A104078/b104078.txt">Table of n, a(n) for n = 1..10000</a> %e A104078 a(1)=62 because 62=1^2+5^2+6^2=2^2+3^2+7^2. %e A104078 a(2)=93 because 93=2^2+5^2+8^2. %e A104078 a(3)=155 because 155=5^2+7^2+9^2=3^2+5^2+11^2.... %Y A104078 Cf. A000408. %K A104078 nonn %O A104078 1,1 %A A104078 Jun Mizuki (suzuki32(AT)sanken.osaka-u.ac.jp), Mar 02 2005