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 A186673 #21 Feb 16 2025 08:33:14 %S A186673 0,6,66,698,6833,66965,667080,6667198,66667327,666667454,6666667590 %N A186673 Total number of positive integers below 10^n requiring 14 positive biquadrates in their representation as sum of biquadrates. %C A186673 A114322(n) + A186649(n) + A186651(n) + A186653(n) + A186655(n) + A186657(n) + A186659(n) + A186661(n) + A186663(n) + A186665(n) + A186667(n) + A186669(n) + A186671(n) + a(n) + A186675(n) + A186677(n) + A186680(n) + A186682(n) + A186684(n) = A002283(n) %H A186673 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/WaringsProblem.html">Waring's Problem.</a> %Y A186673 Cf. A046045, A186674. %K A186673 nonn,more %O A186673 1,2 %A A186673 _Martin Renner_, Feb 25 2011 %E A186673 a(5)-a(6) from _Lars Blomberg_, May 08 2011 %E A186673 a(7) from _Charles R Greathouse IV_, May 08 2011 %E A186673 a(8)-a(9) from _Hiroaki Yamanouchi_, Oct 13 2014 %E A186673 a(10)-a(11) from _Giovanni Resta_, Apr 29 2016