21,6,231
#
in steps
000000 000000
000000
0e04ef 0e04ef
0e04ef
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
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0f04ed 0f04ed
0f04ed
007fff 007fff
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00ff7f 00ff7f
00ff7f
1105eb 1105eb
1105eb
00ffff 00ffff
00ffff
7f0000 7f0000
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7f007f 7f007f
7f007f
1305e9 1305e9
1305e9
7f00ff 7f00ff
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7f7f7f
1506e7 1506e7
1506e7
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1606e5 1606e5
1606e5
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1807e3 1807e3
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ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
1a07e1 1a07e1
1a07e1
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
1c08df 1c08df
1c08df