13,2,236
#
in steps
000000 000000
000000
0000ff 0000ff
0000ff
00007f 00007f
00007f
007f00 007f00
007f00
007f7f 007f7f
007f7f
0300fa 0300fa
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00ff00
00ff7f 00ff7f
00ff7f
0601f5 0601f5
0601f5
00ffff 00ffff
00ffff
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7f007f 7f007f
7f007f
0901f0 0901f0
0901f0
7f00ff 7f00ff
7f00ff
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7f7f00
7f7f7f 7f7f7f
7f7f7f
0d02ec 0d02ec
0d02ec
7f7fff 7f7fff
7f7fff
7fff00 7fff00
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7fff7f 7fff7f
7fff7f
7fffff 7fffff
7fffff
1003e7 1003e7
1003e7
ff0000 ff0000
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1303e2 1303e2
1303e2
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ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
1604dd 1604dd
1604dd
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
1a05d9 1a05d9
1a05d9