# Trace form for 72.1, downloaded from the LMFDB on 30 April 2025.
[0, 2, -1, -1, -1, 0, -1, 0, 2, -1, 0, 1, 2, 0, 0, 0, -1, -2, 2, -2, 0, 0, 1, 0, -1, -1, 0, 2, 0, 0, 0, 0, -1, 1, 1, 0, -1, 0, 1, 0, 0, 1, 0, 1, -2, 0, 0, 0, -1, -1, -1, 1, 0, 0, -1, 0, 0, 1, 0, 1, 0, 0, 0, 0, 2, 0, -2, 1, 1, 0, 0, 0, -1, -2, 0, -1, 1, 0, 0, 0, 0, -1, -2, -2, 0, 0, 1, 0, 1, 4, 0, 0, 0, 0, 0, 0, 2, 1, 2, -2, 2]