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 A163082 #12 May 08 2020 17:51:26 %S A163082 5,29,139,12011,5651707681619,386971244197199, %T A163082 35257120210449712895193719,815027488562171580969632861193966578650499 %N A163082 Primes of the form p$ - 1 where p is prime, where '$' denotes the swinging factorial (A056040). %C A163082 The first values of p are 3, 5, 7, 13, 41 from A163080. Subsequence of A163076 (primes of the form k$ - 1). %H A163082 Jinyuan Wang, <a href="/A163082/b163082.txt">Table of n, a(n) for n = 1..14</a> %H A163082 Peter Luschny, <a href="/A180000/a180000.pdf">Die schwingende Fakultät und Orbitalsysteme</a>, August 2011. %H A163082 Peter Luschny, <a href="http://www.luschny.de/math/primes/SwingingPrimes.html"> Swinging Primes.</a> %e A163082 3 and 3$ - 1 = 5 are prime, so 5 is a member. %p A163082 a := proc(n) select(isprime,[$2..n]); select(isprime, map(x -> A056040(x)-1,%)) end: %Y A163082 Cf. A056040, A163074-A163083. %K A163082 nonn %O A163082 1,1 %A A163082 _Peter Luschny_, Jul 21 2009