/usr/share/sagemath/ellcurves/rank22 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 | 22720638514787473197194583889675055980109503436060704437972911338086049759883790 a 1 [1,0,1,-940299517776391362903023121165864,10707363070719743033425295515449274534651125011362] 22 1
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