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 A117743 #8 Mar 26 2025 12:34:36 %S A117743 7,11,17,19,23,29,31,37,41,47,53,59,67,71,83,101,107,109,113,127,131, %T A117743 137,139,149,157,167,179,181,191,197,199,211,227,239,251,257,263,269, %U A117743 281,293,307,311,317,337,347,353,359,379,389,401,409,419,431,443,449,461,467 %N A117743 Chen primes that are not Fibonacci numbers. %Y A117743 Cf. A005478, A109611. %K A117743 nonn %O A117743 1,1 %A A117743 _Jani Melik_, Apr 28 2006; corrected Apr 28 2006 %E A117743 Missing term 83 inserted and more terms from _Georg Fischer_, Mar 26 2025