I. I
u
1
= h−1.48 × 10
645
u
123
− 7.70 × 10
645
u
122
+ · · · + 2.13 × 10
646
b − 7.51 ×
10
648
, 1.95 × 10
649
u
123
+ 1.89 × 10
649
u
122
+ · · · + 3.75 × 10
649
a − 2.19 ×
10
652
, 3u
124
+ u
123
+ · · · − 11348u + 1759i
(i) Arc colorings
a
8
=
1
0
a
12
=
0
u
a
4
=
−0.519325u
123
− 0.504692u
122
+ ··· − 2320.34u + 582.693
0.0691645u
123
+ 0.360748u
122
+ ··· − 849.222u + 351.998
a
9
=
1
u
2
a
10
=
−0.407021u
123
− 0.999868u
122
+ ··· + 537.930u − 374.222
0.899250u
123
+ 1.15434u
122
+ ··· + 3157.35u − 628.014
a
1
=
−u
−u
3
+ u
a
5
=
−0.896202u
123
− 1.09657u
122
+ ··· − 3213.36u + 703.992
−0.0927943u
123
+ 0.173284u
122
+ ··· − 1498.89u + 504.077
a
2
=
−0.546877u
123
− 0.978883u
122
+ ··· − 664.844u − 121.293
0.178286u
123
− 0.0195075u
122
+ ··· + 1646.99u − 487.848
a
3
=
−0.588490u
123
− 0.865440u
122
+ ··· − 1471.12u + 230.695
0.0691645u
123
+ 0.360748u
122
+ ··· − 849.222u + 351.998
a
7
=
0.202534u
123
+ 0.558045u
122
+ ··· − 629.192u + 344.874
0.153383u
123
+ 0.399035u
122
+ ··· − 194.488u + 136.408
a
11
=
−1.48094u
123
− 1.79696u
122
+ ··· − 5580.55u + 1310.33
−0.195990u
123
+ 0.0340962u
122
+ ··· − 1997.47u + 649.189
a
6
=
−0.878962u
123
− 1.41971u
122
+ ··· − 1890.44u + 315.400
1.49342u
123
+ 1.99627u
122
+ ··· + 4994.05u − 1026.70
(ii) Obstruction class = −1
(iii) Cusp Shapes = −11.7889u
123
− 14.0298u
122
+ ··· − 44815.7u + 9573.22
2