% sierproof2x2RSsmall.tiles
%  This optimized tile set corresponds to the
%  9 DAO-E Sierpinski tiles plus the 3 boundary tiles
%  that we are experimentally investigating.
tile edges matches {{N E S W}*}
num tile types=19
num binding types=12
tile edges={
{1 0 0 1}[.1](red)
{2 0 1 5}[.5](magenta)
{1 0 2 6}[.5](magenta4)
{5 1 0 2}[.5](purple)
{6 2 0 1}[.5](purple4)
{4 11 11 4}(blue4)    %  0        output tile pR0!
{3 4 8 11} (blue3)    % 0+0 proofreading tile pS00
{11 8 4 3} (blue3)    %     proofreading tile pS00  (flip)
{8 3 3 8}  (blue2)    %            input tile pR00
{3 6 7 11} (green2)   % 1+1 proofreading tile pS11
{11 7 6 3} (green2)   %     proofreading tile pS11  (flip)
{7 5 5 7}  (green1)   %            input tile pR11
{6 10 10 6}(ivory)    %  1        output tile pR1!
{5 4 12 10}(gold2)    % 1+0 proofreading tile pS01h (flip)
{10 9 6 5} (yellow2)  %     proofreading tile pS0h1 (flip) 
{12 3 5 9} (yellow)   %            input tile pR01  (flip)
{5 6 9 10} (gold2)    % 0+1 proofreading tile pS01h
{10 12 4 5}(yellow2)  %     proofreading tile pS0h1 
{9 5 3 12} (yellow)   %            input tile pR01
}
binding strengths=
{2 2 1 1 1 1 1 1 1 1 1 1}