$ uname -m
aarch64

$ ./mimetex.linux.aarch64 "x^2+y^2"
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|mimeTeX vers 1.76, Copyright(c) 2002-2017, John Forkosh Associates, Inc|
+-----------------------------------------------------------------------+
| mimeTeX is free software, licensed to you under terms of the GNU/GPL, |
|           and comes with absolutely no warranty whatsoever.           |
|          See http://www.forkosh.com/mimetex.html for details.         |
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Most recent revision: 11 July 2017

Ascii dump of bitmap image...
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....**..****.......*.............*...........**.....*.......*...
...*..**...*......*..............*..........*.*.....*......*....
..*...*..........*...*...........*..........*.*.....*.....*...*.
..*...*.........*....*...........*..........*.*.....*....*....*.
.....*.........*******....***************....*.....*....*******.
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Hex dump of colormap indexes, asterisks denote "black" bytes (index=10)...
................1***1....................................1***1..
...............2*3.3*2..................................2*3.3*2.
...............78...66..................................78...66.
...............**....*..................................**....*.
....................78...........*...........................78.
....................87...........*...........................87.
...................2*2...........*..........................2*2.
...1**22****......1*1............*..........1**.....*......1*1..
..1*236*2..*.....1*1.............*..........*5*.....*.....1*1...
..*2.2*3........1*1..*...........*..........*.*.....*....1*1..*.
..*..2*........2*4...*...........*..........*4*....2*...2*4...*.
.....*2........*7*****....*******9*******...2*2....*2...*7*****.
....1*1..........................*...........*....1*1...........
....1*1...*......................*...........*....3*2...........
.....*2..2*......................*...........*...276............
*2.2*63.2*1......................*...........*3.2*83............
1***22***1.......................*...........1***4*.............
.................................*...............3*.............
.................................*..............1*1.............
............................................*2.2*1..............
............................................1***1...............

The 11 colormap indexes denote rgb values...
 0-->255    1-->213    2-->202    3-->191    4-->169
 5-->158    6-->110    7--> 97    8--> 84    9--> 70
 a-->  0