/usr/share/dialign-tx/seq_h_3.anc is in dialign-tx-data 1.0.2-5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3
1 2 5 25 3 1 2 3 25 30 3 1 1 3 4 50 3 1