19,2,241
#
in steps
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000000
1102f3 1102f3
1102f3
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
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1102f2 1102f2
1102f2
007fff 007fff
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00ff00 00ff00
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00ff7f 00ff7f
00ff7f
1202f2 1202f2
1202f2
00ffff 00ffff
00ffff
7f0000 7f0000
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7f007f 7f007f
7f007f
1202f1 1202f1
1202f1
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7f00ff
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7f7f7f
1302f1 1302f1
1302f1
7f7fff 7f7fff
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1302f0 1302f0
1302f0
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1402f0 1402f0
1402f0
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ff7fff ff7fff
ff7fff
1402ef 1402ef
1402ef
ffff00 ffff00
ffff00
ffff7f ffff7f
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ffffff ffffff
ffffff
1502ef 1502ef
1502ef