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 A374582 #7 Jul 14 2024 08:43:52 %S A374582 1,1,3,12,97,1568,76309,16993752 %N A374582 a(n) = number of Egyptian fractions 1 = 1/x_1 + ... + 1/x_n such that 1 <= x_1 <= ... <= x_n and x_k | x_n for all k = 1..n. %Y A374582 Cf. A002966, A156871, A374583. %K A374582 nonn,more,hard %O A374582 1,3 %A A374582 _Max Alekseyev_, Jul 12 2024