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 A036151 #10 Jul 08 2025 21:36:05 %S A036151 1,5,25,125,124,119,94,136,12,60,133,164,152,92,126,129,144,52,93,131, %T A036151 154,102,9,45,58,123,114,69,11,55,108,39,28,140,32,160,132,159,127, %U A036151 134,2,10,50,83,81,71,21,105 %N A036151 5^n mod 167. %D A036151 I. M. Vinogradov, Elements of Number Theory, pp. 220 ff. %p A036151 [ seq(primroot(ithprime(i))^j mod ithprime(i),j=0..100) ]; %t A036151 PowerMod[5,Range[0,50],167] (* _Harvey P. Dale_, Dec 14 2015 *) %o A036151 (PARI) a(n)=lift(Mod(5,167)^n) \\ _Charles R Greathouse IV_, Mar 22 2016 %K A036151 nonn,easy %O A036151 0,2 %A A036151 _N. J. A. Sloane_