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 A166326 #6 May 11 2023 12:36:51 %S A166326 -1,17,7849,3667649,2395420006033,3143661612445145, %T A166326 11877172892329028459041,32347093457545958193355601, %U A166326 424678439961073471604787362241217 %N A166326 a(n) = prime(n)^(prime(n)+1) - (prime(n)+1)^prime(n). %F A166326 a(n) = A104126(n) - A104127(n) = A007925(A000040(n)). - _R. J. Mathar_, Oct 14 2009 %e A166326 a(1) = 2^3 - 3^2 = -1. a(2) = 3^4 - 4^3 = 17. a(3) = 5^6 - 6^5 = 7849. %t A166326 Array[Prime[ # ]^(Prime[ # ]+1)-(Prime[ # ]+1)^Prime[ # ]&,16] %Y A166326 Cf. A000040, A007925, A140893, A104126, A104127. %K A166326 sign %O A166326 1,2 %A A166326 _Vladimir Joseph Stephan Orlovsky_, Oct 11 2009 %E A166326 Keyword:sign set by _R. J. Mathar_, Oct 14 2009