/usr/lib/R/site-library/minqa/INDEX is in r-cran-minqa 1.2.4-1build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
| 1 2 3 4 5 6 | bobyqa                  An R interface to the bobyqa implementation of
                        Powell
newuoa                  An R interface to the NEWUOA implementation of
                        Powell
uobyqa                  An R interface to the uobyqa implementation of
                        Powell
 |