15,57,42
#
in steps
000000 000000
000000
003030 003030
003030
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
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03322e
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007fff
00ff00 00ff00
00ff00
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00ff7f
07342d 07342d
07342d
00ffff 00ffff
00ffff
7f0000 7f0000
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7f007f 7f007f
7f007f
0b372b 0b372b
0b372b
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7f00ff
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7fff7f 7fff7f
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7fffff 7fffff
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133b28 133b28
133b28
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173e27 173e27
173e27
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ff7fff ff7fff
ff7fff
1b4025 1b4025
1b4025
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
1f4324 1f4324
1f4324