Query:
/api/ec_classdata/?_offset=0
{'anlist': [0, 1, 1, -1, 1, 2, -1, -4, 1, 1, 2, -1, -1, -6, -4, -2, 1, 2, 1, 4, 2], 'aplist': [1, -1, 2, -4, -1, -6, 2, 4, 4, 6, 0, 6, -6, 4, -12, 2, 12, -14, 4, -12, -6, -4, 4, 10, -14], 'class_deg': 4, 'class_size': 4, 'conductor': 66, 'id': 51, 'isogeny_matrix': [[1, 2, 4, 4], [2, 1, 2, 2], [4, 2, 1, 4], [4, 2, 4, 1]], 'lmfdb_iso': '66.b', 'trace_hash': 1085673562421270116}