9,18,121
#
in steps
000000 000000
000000
122573 122573
122573
00007f 00007f
00007f
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0000ff
007f00 007f00
007f00
007f7f 007f7f
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0f2074
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0d1b76
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0b1777
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ff7fff ff7fff
ff7fff
02047d 02047d
02047d
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff