9,27,19
#
in steps
000000 000000
000000
111a1b 111a1b
111a1b
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
0f1a19 0f1a19
0f1a19
007fff 007fff
007fff
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00ff00
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00ff7f
0d1a17 0d1a17
0d1a17
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
0b1a15 0b1a15
0b1a15
7f00ff 7f00ff
7f00ff
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7f7f00
7f7f7f 7f7f7f
7f7f7f
091b13 091b13
091b13
7f7fff 7f7fff
7f7fff
7fff00 7fff00
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7fff7f 7fff7f
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7fffff 7fffff
7fffff
071b11 071b11
071b11
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051b0f 051b0f
051b0f
ff7f00 ff7f00
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ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
031b0d 031b0d
031b0d
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
021c0c 021c0c
021c0c