120,2,124
#
in steps
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000000
7f007f 7f007f
7f007f
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
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7b017d 7b017d
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00ffff 00ffff
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7f0000 7f0000
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7a017d 7a017d
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ff7fff ff7fff
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73047a 73047a
73047a
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
72057a 72057a
72057a