/usr/share/sagemath/ellcurves/rank24 is in sagemath-database-elliptic-curves 0.8-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 | 325763846420202806803685538805031963849862314963649942610049440603050996133862755155678267754410 a 1 [1,0,1,-120039822036992245303534619191166796374,504224992484910670010801799168082726759443756222911415116] 24 1
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