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 A067833 #18 Apr 25 2025 04:29:13 %S A067833 19,29,31,37,43,53,59,61,67,73,79,89,97,103,109,127,137,139,149,151, %T A067833 157,163,173,179,181,191,193,199,211,223,229,239,241,251,257,263,269, %U A067833 271,277,283,293,307,313,331,337,347,349,359,367,373,379,389,397,409 %N A067833 Primes p such that sigma(p-4) > p. %H A067833 Amiram Eldar, <a href="/A067833/b067833.txt">Table of n, a(n) for n = 1..10000</a> %t A067833 Select[Prime[Range[3,100]],DivisorSigma[1,#-4]>#&] (* _Harvey P. Dale_, Jan 12 2023 *) %Y A067833 Cf. A000203, A067830. %K A067833 nonn %O A067833 1,1 %A A067833 _Benoit Cloitre_, Feb 08 2002