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 A156768 #6 Mar 30 2012 18:52:32 %S A156768 2,5,11,19,37,11,13,17,17,29,11,13,17,17,19,23,23,23,23,29,23,29,37, %T A156768 31,41,41,29,29,29,31,31,37,37,37,41,41,41,41,43,43,41,43,47,47,53,53, %U A156768 53,53,59,59,53,59,59,59,59,67,67,71,67,71,61,67,67,67,71,71,73,79,89,89 %N A156768 a(1)=2, a(n+1) is the smallest prime > n + smallest digit of n-th prime*smallest digit of n. %e A156768 2, 3(=3=1+2*1), 11(>8=2+3*2), 7(=7=3+1*4), 37(>32=4+7*4), etc. %Y A156768 Cf. A000040, A156672. %K A156768 nonn,base,less %O A156768 1,1 %A A156768 _Juri-Stepan Gerasimov_, Feb 15 2009 %E A156768 Corrected by _R. J. Mathar_, Feb 26 2009