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 A091803 #4 Dec 05 2013 19:56:45 %S A091803 1,2,0,1,10,9,8,4,21,11,26,11,23,5,43,6,11,2,53,52,1,17,2,10,22,91,89, %T A091803 63,106,76,95,25,136,6,96,149,111,67,51,56,35,105,106,34,127,11,10, %U A091803 202,5,182,28,139,187,4,135,23,170,171,40,124,39,123,188,251,171,123,207,87 %N A091803 (Smallest n-digit multiple of the n-th prime) - 10^(n-1). %Y A091803 a(n) = A079821(n) - 10^(n-1). %Y A091803 Cf. A091801, A091802, A079821. %K A091803 base,nonn %O A091803 1,2 %A A091803 _Amarnath Murthy_, Feb 21 2004 %E A091803 Corrected and extended by _Ray Chandler_, Feb 22 2004