II. I
u
2
=
h1.18×10
28
u
40
−7.67×10
28
u
39
+· · ·+9.79×10
25
b−2.13×10
28
, 1.02×10
28
u
40
−
7.05 × 10
28
u
39
+ · · · + 9.79 × 10
25
a − 3.82 × 10
28
, u
41
− 7u
40
+ · · · − 11u + 1i
(i) Arc colorings
a
7
=
1
0
a
11
=
0
u
a
3
=
−103.857u
40
+ 719.583u
39
+ ··· − 3148.45u + 390.180
−120.112u
40
+ 783.425u
39
+ ··· − 2058.58u + 217.220
a
8
=
1
−u
2
a
9
=
124.264u
40
− 817.539u
39
+ ··· + 3063.75u − 395.819
−55.1185u
40
+ 353.795u
39
+ ··· − 673.835u + 63.0433
a
4
=
307.135u
40
− 1996.42u
39
+ ··· + 5623.44u − 646.147
195.331u
40
− 1283.74u
39
+ ··· + 3749.84u − 420.564
a
12
=
u
−u
3
+ u
a
2
=
−223.969u
40
+ 1503.01u
39
+ ··· − 5207.03u + 607.400
−120.112u
40
+ 783.425u
39
+ ··· − 2058.58u + 217.220
a
1
=
−71.0994u
40
+ 446.847u
39
+ ··· − 691.806u + 42.5459
112.241u
40
− 787.184u
39
+ ··· + 3603.51u − 452.969
a
6
=
−215.948u
40
+ 1447.88u
39
+ ··· − 5228.86u + 629.808
63.8011u
40
− 427.927u
39
+ ··· + 1300.88u − 145.479
a
5
=
−227.513u
40
+ 1540.45u
39
+ ··· − 5878.18u + 713.136
36.9235u
40
− 240.586u
39
+ ··· + 512.290u − 50.5412
a
10
=
−64.0733u
40
+ 471.524u
39
+ ··· − 3124.37u + 446.988
−164.675u
40
+ 1097.03u
39
+ ··· − 3882.64u + 475.560
(ii) Obstruction class = 1
(iii) Cusp Shapes
= −
69151959893570817174266446784
97927278772762685526176667
u
40
+
461052684880726699730660001043
97927278772762685526176667
u
39
+ ··· −
1296998207775107934587459370884
97927278772762685526176667
u +
132975992063944991565103362257
97927278772762685526176667
22