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 A181646 #5 Jul 22 2025 08:42:17 %S A181646 0,0,0,300,36,120,0,0,0,0,0,0,48,100,0,0,0,0,75,98,0,0,35,0,0,0,960,0, %T A181646 225,0,0,0,2016,0,0,0,0,30420,0,24360,0,0,0,8100,3696,0,0,0,0,0,0,0, %U A181646 972 %N A181646 y(n) is the corresponding value of a(n) in sequence A181643. For a given n it is the minimum value such that a(n)*[a(n)+n]*[a(n)+n+n]=y*y. %e A181646 y(5)=300 since A181643(5)=40 and 40*(40+5)*(40+5+5)=40*45*50=90000=300*300 %Y A181646 Cf. A115878, A181643. %K A181646 nonn %O A181646 1,4 %A A181646 _Carmine Suriano_, Nov 03 2010, corrected Nov 10 2010