0,6,126
#
in steps
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000000
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00007f
0000ff 0000ff
0000ff
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007f00
007f7f 007f7f
007f7f
00011f 00011f
00011f
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007fff
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00ff00
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00ff7f
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00ffff 00ffff
00ffff
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7f007f 7f007f
7f007f
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7f7f7f 7f7f7f
7f7f7f
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7fff7f 7fff7f
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7fffff 7fffff
7fffff
00089e 00089e
00089e
ff0000 ff0000
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ff7f7f
ff7fff ff7fff
ff7fff
000bdd 000bdd
000bdd
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
010dfd 010dfd
010dfd