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 A025331 #16 Aug 05 2021 07:29:42 %S A025331 54,66,81,86,89,99,101,110,114,126,129,131,134,146,149,150,153,161, %T A025331 162,166,171,173,174,179,182,185,186,189,194,198,201,206,209,216,219, %U A025331 221,222,225,227,230,233,234,237,241,242,243,245,246,249,251,254,257,258,261,264 %N A025331 Numbers that are the sum of 3 nonzero squares in 3 or more ways. %H A025331 Robert Price, <a href="/A025331/b025331.txt">Table of n, a(n) for n = 1..7639</a> %H A025331 <a href="/index/Su#ssq">Index entries for sequences related to sums of squares</a> %Y A025331 Cf. A024796, A025294, A025322, A025323, A025324, A025325, A025326, A025327, A025328, A025329, A025330, A025331, A025332, A025333, A025334, A025335, A025336, A025337, A025338, A025368, A025398, A025427. %K A025331 nonn %O A025331 1,1 %A A025331 _David W. Wilson_