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 A106101 #8 Dec 02 2021 18:09:03 %S A106101 11,13,17,19,31,41,61,71,113,127,131,137,139,149,151,157,163,167,173, %T A106101 179,181,191,193,197,199,211,241,251,271,281,311,313,317,331,419,421, %U A106101 431,461,491,521,541,571,613,617,619,631,641,661,691,719,751,761,811 %N A106101 Primes with minimal digit = 1. %C A106101 Subsequence of A038618. - _Michel Marcus_, Oct 23 2013 %t A106101 Select[Prime[Range[200]], Min[IntegerDigits[ # ]]==1&] %Y A106101 Cf. A038618. %K A106101 nonn,base %O A106101 1,1 %A A106101 _Zak Seidov_, May 07 2005