7,21,74
#
in steps
000000 000000
000000
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
010512 010512
010512
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007fff
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00ff00
00ff7f 00ff7f
00ff7f
030a25 030a25
030a25
00ffff 00ffff
00ffff
7f0000 7f0000
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7f007f 7f007f
7f007f
050f37 050f37
050f37
7f00ff 7f00ff
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7f7f00
7f7f7f 7f7f7f
7f7f7f
07154a 07154a
07154a
7f7fff 7f7fff
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7fff00 7fff00
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7fff7f 7fff7f
7fff7f
7fffff 7fffff
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091a5c 091a5c
091a5c
ff0000 ff0000
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0b1f6f 0b1f6f
0b1f6f
ff7f00 ff7f00
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ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
0d2481 0d2481
0d2481
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
0f2a94 0f2a94
0f2a94