7,15,221
#
in steps
000000 000000
000000
0000ff 0000ff
0000ff
00007f 00007f
00007f
007f00 007f00
007f00
007f7f 007f7f
007f7f
0103f6 0103f6
0103f6
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
0307ee 0307ee
0307ee
00ffff 00ffff
00ffff
7f0000 7f0000
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7f007f 7f007f
7f007f
050be5 050be5
050be5
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7f7f00
7f7f7f 7f7f7f
7f7f7f
070fdd 070fdd
070fdd
7f7fff 7f7fff
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7fff00 7fff00
7fff00
7fff7f 7fff7f
7fff7f
7fffff 7fffff
7fffff
0813d4 0813d4
0813d4
ff0000 ff0000
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0a17cc 0a17cc
0a17cc
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
0c1bc3 0c1bc3
0c1bc3
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
0e1fbb 0e1fbb
0e1fbb