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 A372794 #29 Jun 07 2024 14:33:08 %S A372794 1,1,3,4,31,15,55,110,280,797,1419,3557,5647,19559,59708,360726, %T A372794 346487,2018032,2106172,13228494,13994982,65426469,110980446, %U A372794 257148638,660593345,1966842579,3909078573,20820932559,26864715089,144689720443,307476230099,571509614773 %N A372794 Number of pairs of two disjoint sets of n positive integers with product A354457(n). %H A372794 Zhao Hui Du, <a href="https://github.com/emathgroup/selectedTopics/blob/master/content/attached/files/gc3.cpp">C++ Source Code</a>. %e A372794 For n=2, there exists only one pair of sets <{1,6},{2,3}> with product 1*6=2*3, so a(2)=1. %Y A372794 Cf. A354457. %K A372794 nonn %O A372794 2,3 %A A372794 _Zhao Hui Du_, May 13 2024