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 A179945 #5 May 13 2013 01:54:11 %S A179945 30,42,60,78,102,138,186,198,216,222,228,240,246,258,270,282,360,372, %T A179945 390,414,438,492,498,546,582,600,606,642,708,720,756,762,774,786,810, %U A179945 852,870,930,942,954,1002,1014,1020,1026,1038,1068,1086,1182,1266,1290 %N A179945 Numbers n such that both A000203(n)-n-1 and A000203(n)-2*n-1 are prime numbers, and sigma(n)-2*n-1 > 5. %C A179945 The smallest term that is not multiple of 6 is 3472. %H A179945 Charles R Greathouse IV, <a href="/A179945/b179945.txt">Table of n, a(n) for n = 1..10000</a> %o A179945 (PARI) is(n)=my(s=sigma(n));s>2*n+6 && isprime(s-n-1) && isprime(s-n-n-1) \\ _Charles R Greathouse IV_, Feb 19 2013 %Y A179945 Subsequence of A175727. %K A179945 nonn %O A179945 1,1 %A A179945 Alexey Galkin (fetch91(AT)gmail.com), Aug 03 2010