12,7,143
#
in steps
000000 000000
000000
190e1f 190e1f
190e1f
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
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150c3b 150c3b
150c3b
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
120a57 120a57
120a57
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
0f0873 0f0873
0f0873
7f00ff 7f00ff
7f00ff
7f7f00 7f7f00
7f7f00
7f7f7f 7f7f7f
7f7f7f
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0c078f
7f7fff 7f7fff
7f7fff
7fff00 7fff00
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7fff7f 7fff7f
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7fffff 7fffff
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0905ab 0905ab
0905ab
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0603c7
ff7f00 ff7f00
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ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
0301e3 0301e3
0301e3
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff