28,17,2
#
in steps
000000 000000
000000
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
070400 070400
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00ff7f 00ff7f
00ff7f
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0e0801
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7f007f
150c01 150c01
150c01
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7f7f7f 7f7f7f
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1c1102
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231502 231502
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311d03 311d03
311d03
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
392204 392204
392204