21,3,104
#
in steps
000000 000000
000000
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
050079 050079
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007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
0a0173 0a0173
0a0173
00ffff 00ffff
00ffff
7f0000 7f0000
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7f007f 7f007f
7f007f
10026d 10026d
10026d
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7f7f00
7f7f7f 7f7f7f
7f7f7f
150368 150368
150368
7f7fff 7f7fff
7f7fff
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7fff7f 7fff7f
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7fffff 7fffff
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1a0362 1a0362
1a0362
ff0000 ff0000
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20045c 20045c
20045c
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ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
250556 250556
250556
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
2b0651 2b0651
2b0651