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 A106325 #3 Mar 30 2012 18:50:49 %S A106325 4,4,4,4,6,6,9,9,9,10,14,14,14,14,15,21,21,21,21,21,21,22,25,25,25,26, %T A106325 33,33,33,33,33,33,33,34,35,38,38,38,39,46,46,46,46,46,46,46,49,49,49, %U A106325 51,51,55,55,55,55,57,57,58,62,62,62,62,65,65,65,69,69,69,69,74,74,74 %N A106325 Smallest semiprime not less than n. %C A106325 a(A001358(n)) = A001358(n). %Y A106325 Cf. A106326. %K A106325 nonn %O A106325 1,1 %A A106325 _Reinhard Zumkeller_, Apr 29 2005