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 A214912 #10 Aug 05 2012 15:19:17 %S A214912 5,11,17,23,59,73,83,97,109,137,157,167,191,197,211,227,233,257,277, %T A214912 307,331,379,419,439,509,547,571,599,643,661,677,691,709,727,797,823, %U A214912 853,877,947,977,991,1009,1031,1051,1087,1103,1117,1153,1171,1229,1259,1289,1303,1319,1367,1381,1453,1471,1489,1597,1621,1663,1709,1753,1867,1879,1901,1933 %N A214912 Primes p such that A215029(p) = 0. %C A214912 If p is in this sequence then p is a linear combination of all smaller primes taken with coefficients either 1 or -1. (The converse is not true.) %H A214912 StackExchange, <a href="http://math.stackexchange.com/questions/176394/a-prime-number-pattern">A prime number pattern</a>, Jul 29 2012. %e A214912 5=3+2 is a member, so is 11=7+5-3+2. %Y A214912 Cf. A215029-A215035. %K A214912 easy,nonn %O A214912 1,1 %A A214912 _N.Harishankar_, Jul 29 2012 %E A214912 Edited and extended by _N. J. A. Sloane_, Aug 05 2012