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 A078224 #13 Nov 29 2019 18:27:15 %S A078224 2,2,3,2,6,3,7,43,101,1526,21626,30507,767145938,1108516909537, %T A078224 12667161621083528 %N A078224 a(n) = A078223(n+1)/A078223(n). %e A078224 a(9) = A078223(10) / A078223(9) = 26266464 / 260064 = 101. %Y A078224 Cf. A078221, A078222, A078223. %K A078224 base,more,nonn %O A078224 1,1 %A A078224 _Amarnath Murthy_, Nov 23 2002 %E A078224 More terms from _Jon E. Schoenfield_, Jun 04 2007 %E A078224 a(14) from _Chai Wah Wu_, Nov 20 2019 %E A078224 a(15) from _Chai Wah Wu_, Nov 29 2019