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 A031918 #13 Sep 08 2022 08:44:50 %S A031918 2,29,67,107,157,199,257,311,367,421,467,541,599,647,709,769,829,887, %T A031918 967,1021,1087,1151,1217,1283,1327,1429,1483,1549,1607,1667,1741,1811, %U A031918 1879,1973,2027,2089,2153,2243,2309,2377,2437,2531,2609 %N A031918 a(n) = prime(9*n-8). %H A031918 Ivan Panchenko, <a href="/A031918/b031918.txt">Table of n, a(n) for n = 1..1000</a> %o A031918 (Magma) [ NthPrime(9*n-8): n in [1..1000] ]; // _Vincenzo Librandi_, Apr 09 2011 %K A031918 nonn %O A031918 1,1 %A A031918 _Jeff Burch_