This file is indexed.

/usr/share/sagemath/ellcurves/rank19 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
137377583765207564914008156149740232282282540648823380362307893110 a 1 [1,-1,1,-2063758701246626370773726978,32838647793306133075103747085833809114881] 19 1