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 A179395 #15 Jan 06 2019 04:54:30 %S A179395 4,9,12,15,7,8,28,20,11,21,15,6,38,20,13,62,2,71,65,61,78,33,21,93, %T A179395 100,64,100,19,91,28,5,26,45,10,33,89,83,77,15,133,3,59,64,113,7,103, %U A179395 95,100,144,144,73,67,221,55,196,196,144,144,256,62,162,87,100,69,239,206,324,256,144,324,27,21,256,256,324 %N A179395 a(n) = prime(n)^2 mod prime(n+3). %e A179395 a(1) = 2^2 mod 7 = 4 mod 7 = 4; %e A179395 a(2) = 3^2 mod 11 = 9 mod 11 = 9; %e A179395 a(3) = 5^2 mod 13 = 25 mod 13 = 12; %e A179395 a(4) = 7^2 mod 17 = 49 mod 17 = 15. %p A179395 A179395 := proc(n) ithprime(n)^2 mod ithprime(n+3); end proc: # _R. J. Mathar_, Jan 09 2011 %t A179395 Table[Mod[Prime[n]^2,Prime[n+3]],{n,100}] (* _Harvey P. Dale_, Jan 21 2011 *) %Y A179395 Cf. A167770. %K A179395 nonn %O A179395 1,1 %A A179395 _Umut Uludag_, Jan 07 2011