17,25,12
#
in steps
000000 000000
000000
0d1b0d 0d1b0d
0d1b0d
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
0e1a0c 0e1a0c
0e1a0c
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
0f1a0c 0f1a0c
0f1a0c
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
10190c 10190c
10190c
7f00ff 7f00ff
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7f7f7f 7f7f7f
7f7f7f
11190c 11190c
11190c
7f7fff 7f7fff
7f7fff
7fff00 7fff00
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7fff7f 7fff7f
7fff7f
7fffff 7fffff
7fffff
12190b 12190b
12190b
ff0000 ff0000
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ff007f ff007f
ff007f
ff00ff ff00ff
ff00ff
13180b 13180b
13180b
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
14180b 14180b
14180b
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
16180b 16180b
16180b