4.15.0-22.24) is not available, but a newer one is (4.15.0-46.49). We redirected you there.
/usr/lib/libtrilinos_stratimikosml.so.10.4 is in libtrilinos 10.4.0.dfsg-1ubuntu2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/libtrilinos_stratimikosml.so.10.4.0