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 A103118 #16 Jan 25 2020 06:00:40 %S A103118 1,2,4,5,7,8,16,23,25,26,28,29,32,34,35,40,41,43,44,46,49,55,56,58,62, %T A103118 68,70,74,77,91,92,98,103,104,106,109,110,112,116,121,124,127,134,137, %U A103118 140,145,146,149,160,166,172,176,179,182,184,187,191,194,203,208,211 %N A103118 Numbers k such that 100*k + 57 is prime. %H A103118 Daniel Starodubtsev, <a href="/A103118/b103118.txt">Table of n, a(n) for n = 1..10000</a> %e A103118 If k=1, then k57 = 157 (prime). %e A103118 If k=26, then k57 = 2657 (prime). %e A103118 If k=58, then k57 = 5857 (prime). %t A103118 Select[Range[300], PrimeQ[100# + 57] &] (* _Stefan Steinerberger_, Mar 06 2006 *) %o A103118 (PARI) is(n)=isprime(100*n + 57) \\ _Charles R Greathouse IV_, Feb 20 2017 %K A103118 base,nonn %O A103118 1,2 %A A103118 _Parthasarathy Nambi_, Mar 16 2005 %E A103118 More terms from _Stefan Steinerberger_, Mar 06 2006