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 A173147 #6 May 13 2013 01:49:13 %S A173147 9,10,11,12,15,17,18,19,21,22,23,24,32,33,36,38,39,41,46,48,51,52,54, %T A173147 57,58,59,67,68,71,72,73,75,76,77,84,85,86,87,91,92,96,98,99,101,102, %U A173147 104,105,106,107,109,110,112,114,115,118,120,121,122,123,124,129,131 %N A173147 Numbers n such that exactly one of prime(n-1) and prime(n+1) is a generalized cuban prime (A007645). %e A173147 a(2)=9 because prime(9-1)=19 is a generalized cuban prime and prime(9+1)=29 is not. %Y A173147 Cf. A007645, A003627. %K A173147 nonn,easy,less %O A173147 1,1 %A A173147 _Juri-Stepan Gerasimov_, Feb 11 2010 %E A173147 84 inserted, 88 removed - _R. J. Mathar_, Mar 01 2010 %E A173147 Further corrections and edits from _Charles R Greathouse IV_, Mar 25 2010