18,15,129
#
in steps
000000 000000
000000
141181 141181
141181
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
131081 131081
131081
007fff 007fff
007fff
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00ff00
00ff7f 00ff7f
00ff7f
00ffff 00ffff
00ffff
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7f007f 7f007f
7f007f
120f81 120f81
120f81
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7f7f7f 7f7f7f
7f7f7f
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7fffff 7fffff
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110f81 110f81
110f81
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110e81 110e81
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ff7fff ff7fff
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100e81 100e81
100e81
ffff00 ffff00
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ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff