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 A331496 #7 Jan 18 2020 18:57:23 %S A331496 0,1,13,177,2371,31622,421696,5623413,74989420,999999999,1000000000, %T A331496 13335214321,177827941003,2371373705661,31622776601683, %U A331496 421696503428582,5623413251903490,74989420933245582,999999999999999999,1000000000000000000,13335214321633240256,177827941003892280122 %N A331496 Numbers k such that the digits of k^(1/9) begin with k. %H A331496 Chai Wah Wu, <a href="/A331496/b331496.txt">Table of n, a(n) for n = 1..1088</a> %e A331496 13335214321^(1/9) = 13.33521432156287... which starts with the digits 13335214321, so 13335214321 is a term. %Y A331496 Cf. A307371, A307588, A307600, A331492, A331493, A331494, A331495. %K A331496 nonn,base %O A331496 1,3 %A A331496 _Chai Wah Wu_, Jan 18 2020