15,28,66
#
in steps
000000 000000
000000
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
03076f 03076f
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007fff
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00ff00
00ff7f 00ff7f
00ff7f
070e60 070e60
070e60
00ffff 00ffff
00ffff
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7f007f 7f007f
7f007f
0b1551 0b1551
0b1551
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7f7f00
7f7f7f 7f7f7f
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0f1c42
7f7fff 7f7fff
7f7fff
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7fff7f 7fff7f
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7fffff 7fffff
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132332 132332
132332
ff0000 ff0000
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172a23 172a23
172a23
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ff7fff ff7fff
ff7fff
1b3114 1b3114
1b3114
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
1f3905 1f3905
1f3905