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 A333452 #10 Apr 05 2020 19:54:30 %S A333452 1,2,1,3,2,0,3,1,3,1,3,2,1,2,3,2,1,1,3,3,3,1,0,2,2,1,3,3,0,0,1,1,1,3, %T A333452 3,0,3,2,1,3,0,3,0,0,0,1,2,0,0,1,1,3,0,3,2,3,1,3,0,2,0,0,3,1,0,0,1,0, %U A333452 0,2,0,0,2,0,2,1,3,1,2,2,3,3,3,0,3,2,2,0 %N A333452 Expansion of golden ratio (1 + sqrt(5))/2 in base 4. %e A333452 1.213203131321232113331022... %t A333452 RealDigits[ (1+Sqrt[5])/2, 4, 1000][[1]] %Y A333452 Cf. A001622, A068432, A164629, A333451, A333454. %K A333452 nonn,base,cons,easy %O A333452 1,2 %A A333452 _William C. Laursen_, Mar 21 2020 %E A333452 More terms from _Jinyuan Wang_, Mar 21 2020