21,51,123
#
in steps
000000 000000
000000
12307d 12307d
12307d
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
12307c 12307c
12307c
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
13317c 13317c
13317c
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
14327b 14327b
14327b
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7f00ff
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7f7f00
7f7f7f 7f7f7f
7f7f7f
15337b 15337b
15337b
7f7fff 7f7fff
7f7fff
7fff00 7fff00
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7fff7f 7fff7f
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7fffff 7fffff
7fffff
16337a 16337a
16337a
ff0000 ff0000
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17347a 17347a
17347a
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ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
183579 183579
183579
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
193679 193679
193679