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 A076091 #16 Aug 18 2017 09:44:38 %S A076091 23,33,43,46,47,49,59,65,66,67,69,77,83,86,92,94,98,99,107,115,118, %T A076091 121,130,131,132,133,134,138,139,141,145,147,149,154,163,165,166,167, %U A076091 172,173,177,179,184,188,195,196,197,198,199,201,203,207,209 %N A076091 Numbers n such that A064097(n) - A003313(n) = 1. %H A076091 Antti Karttunen, <a href="/A076091/b076091.txt">Table of n, a(n) for n = 1..10000</a> (also based on the b-file of A003313 provided by D. W. Wilson and Antoine Mathys) %Y A076091 Cf. A003313, A064097, A076142. %K A076091 nonn %O A076091 1,1 %A A076091 _Benoit Cloitre_, Oct 31 2002 %E A076091 Corrected and extended by _Hugo Pfoertner_, Feb 17 2006