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 A004563 #16 Sep 08 2022 08:44:33 %S A004563 2,1,3,0,3,0,1,0,1,3,0,0,2,2,0,0,1,0,2,1,0,0,2,1,1,3,0,3,3,2,2,0,0,1, %T A004563 2,1,0,0,3,0,2,0,2,2,0,1,2,1,0,0,3,1,0,2,2,2,2,3,0,2,0,3,2,1,3,2,3,1, %U A004563 2,0,0,1,0,1,1,0,0,3,2,2,1,3,2,3,3,1,2,2,0,2,3,1,3,3,0,0,1,3,2 %N A004563 Expansion of sqrt(6) in base 4. %H A004563 G. C. Greubel, <a href="/A004563/b004563.txt">Table of n, a(n) for n = 1..10000</a> %H A004563 Jason Kimberley, <a href="/wiki/User:Jason_Kimberley/sqrt_base">Index of expansions of sqrt(d) in base b</a> %t A004563 RealDigits[Sqrt[6],4,120][[1]] (* _Harvey P. Dale_, May 06 2011 *) %o A004563 (Magma) d:= 6; m:=4; Prune(Reverse(IntegerToSequence(Isqrt(d*m^100), m))); // _G. C. Greubel_, Mar 26 2018 %Y A004563 Cf. A010464. %K A004563 nonn,base,cons %O A004563 1,1 %A A004563 _N. J. A. Sloane_