15,63,7
#
in steps
000000 000000
000000
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
030f01 030f01
030f01
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007fff
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00ff00
00ff7f 00ff7f
00ff7f
071f03 071f03
071f03
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
0b2f05 0b2f05
0b2f05
7f00ff 7f00ff
7f00ff
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7f7f00
7f7f7f 7f7f7f
7f7f7f
0f3f07 0f3f07
0f3f07
7f7fff 7f7fff
7f7fff
7fff00 7fff00
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7fff7f 7fff7f
7fff7f
7fffff 7fffff
7fffff
124e08 124e08
124e08
ff0000 ff0000
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165e0a 165e0a
165e0a
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
1a6e0c 1a6e0c
1a6e0c
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
1e7e0e 1e7e0e
1e7e0e