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 A277054 #9 Oct 08 2016 16:51:55 %S A277054 1023456789,93125079,9222117,1110789,92115,92115,92115,92115,92115, %T A277054 92115,92115,92115,92115,92115,92115,92115,92115,92115,92115,92115, %U A277054 92115,92115,92115,92115,92115,92115,92115,92115,92115,92115,92115,92115,92115,92115,92115 %N A277054 Least k such that n-th repunit times k is a pandigital. %C A277054 Starting from n=5, a(n)=A277056(10)=92115, and the corresponding pandigitals are 1023499...989765 (n-5 nines). %C A277054 a(1)-a(5) constitute row 10 of A277055. %C A277054 a(n)*A002275(n) is 1023456789, 1024375869, 1023654987, 1234086579, 1023489765, ... %e A277054 a(2) = 93125079 because A002275(2)*93125079 = 11*93125079 = 1024375869 that is a pandigital and 93125079 is the least number with this property. %Y A277054 Cf. A002275, A171102, A277055, A277056, A277057. %K A277054 nonn,base,easy %O A277054 1,1 %A A277054 _Andrey Zabolotskiy_ and _Altug Alkan_, Sep 26 2016