18,13,254
#
in steps
000000 000000
000000
0000ff 0000ff
0000ff
00007f 00007f
00007f
007f00 007f00
007f00
007f7f 007f7f
007f7f
0403fe 0403fe
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00ff00
00ff7f 00ff7f
00ff7f
0906fe 0906fe
0906fe
00ffff 00ffff
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7f007f 7f007f
7f007f
0d0afe 0d0afe
0d0afe
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7f7f00
7f7f7f 7f7f7f
7f7f7f
120dfe 120dfe
120dfe
7f7fff 7f7fff
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7fffff 7fffff
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1610fe 1610fe
1610fe
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1b14fe 1b14fe
1b14fe
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ff7fff ff7fff
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1f17fe 1f17fe
1f17fe
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
241bfe 241bfe
241bfe