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 A345260 #22 Dec 31 2024 06:33:58 %S A345260 1,3,7,12,84,144,728,6096,8736,19812,85120,163520,738720,871416, %T A345260 2419200,2935296,7567168,15193920,84319872,169303680,259445760, %U A345260 934545248,8600626944,9438363648,19853729280,34805721600,87037870374,165451302016,254879514624,957538713600 %N A345260 a(n) = A000203(A344422(n)). %H A345260 Amiram Eldar, <a href="/A345260/b345260.txt">Table of n, a(n) for n = 1..59</a> %Y A345260 Cf. A000203, A344422. %K A345260 nonn,base %O A345260 1,2 %A A345260 _Bhupendra Kumar Singh_, Jun 12 2021