137,133,133
#
in steps
000000 000000
000000
918b8b 918b8b
918b8b
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
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8f8989
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
8d8888 8d8888
8d8888
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
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8b8686
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7f00ff
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7f7f7f
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898585
7f7fff 7f7fff
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7fffff
878484 878484
878484
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858282
ff7f00 ff7f00
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ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
838181 838181
838181
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
818080 818080
818080