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 A085860 #7 Dec 15 2017 17:36:30 %S A085860 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,2,1,0,1,2,0,0,1,0,0,0,2,0,0, %T A085860 0,1,0,0,1,2,0,1,2,0,0,0,1,0,2,0,2,1,0,1,2,1,0,3,1,2,0,1,0,1,1,3,0,0, %U A085860 1,3,0,1,1,1,2,0,3,0,1,2,3,2,2,0,4,2,2,4,2,1,2,4,2,2,2,1,1,1,2,2,1,0,2,3,0 %N A085860 Number of 6's in decimal expansion of Fibonacci(n). %t A085860 DigitCount[Fibonacci[Range[0,110]],10,6] (* _Harvey P. Dale_, Jun 19 2013 *) %Y A085860 Cf. 0's A085854, 1's A085855, 2's A085856, 3's A085857, 4's A085858, 5's A085859, 7's A085861, 8's A085862, 9's A085863. %K A085860 base,nonn %O A085860 0,21 %A A085860 _Jason Earls_, Jul 06 2003