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 A061822 #2 Dec 05 2013 19:54:52 %S A061822 0,6,12,24,30,36,42,54,60,66,102,114,120,126,132,144,150,156,162,204, %T A061822 210,216,222,234,240,246,252,264,300,306,312,324,330,336,342,354,360, %U A061822 366,402,414,420,426,432,444,450,456,462,504,510,516,522,534,540,546,552 %N A061822 Multiples of 6 containing only digits 0,...,6. %e A061822 156 is a term containing digits less than 7. %Y A061822 A061818, A061819, A061820, A061821. %K A061822 nonn,base,easy %O A061822 0,2 %A A061822 _Amarnath Murthy_, May 28 2001 %E A061822 More terms from Larry Reeves (larryr(AT)acm.org), May 30 2001