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 A034313 #5 Oct 06 2019 21:59:43 %S A034313 2,250,4262,31928,152244,545517,1604853,4086756,9320654,10070211, %T A034313 20892885,40458488,74002500,129017276,215914886,348808796,546424205, %U A034313 833146874,1240220256,1288986925,1874378945,2674289273,3750591998 %N A034313 Decimal part of a(n)^(1/7) starts with reversal of its integer part: first term of runs. %Y A034313 Cf. A034096-A034135. %K A034313 nonn,base %O A034313 0,1 %A A034313 _Patrick De Geest_, Oct 15 1998