II.
I
u
2
= h−3.16×10
25
u
45
−2.37×10
25
u
44
+· · ·+1.75×10
25
b−3.56×10
26
, 4.07×
10
26
u
45
+3.58×10
26
u
44
+· · ·+5.25×10
25
a+1.16×10
27
, u
46
+2u
45
+· · ·+7u+3i
(i) Arc colorings
a
5
=
0
u
a
11
=
1
0
a
12
=
1
−u
2
a
6
=
u
−u
3
+ u
a
1
=
−u
2
+ 1
u
4
− 2u
2
a
8
=
−7.75199u
45
− 6.81899u
44
+ ··· − 35.7653u − 22.1631
1.80751u
45
+ 1.35256u
44
+ ··· + 11.1428u + 20.3341
a
7
=
−9.55950u
45
− 8.17155u
44
+ ··· − 46.9081u − 42.4972
1.80751u
45
+ 1.35256u
44
+ ··· + 11.1428u + 20.3341
a
10
=
−4.54914u
45
− 10.2767u
44
+ ··· + 3.92663u − 16.0517
16.6483u
45
+ 18.1889u
44
+ ··· + 34.5268u + 38.0811
a
4
=
3.29260u
45
− 4.41779u
44
+ ··· + 45.6946u + 7.95029
26.5208u
45
+ 23.7564u
44
+ ··· + 102.261u + 82.8852
a
2
=
−5.46831u
45
− 9.79680u
44
+ ··· + 18.9714u + 6.41329
−14.5791u
45
− 14.4153u
44
+ ··· − 58.8212u − 52.5172
a
3
=
−0.767207u
45
− 0.903238u
44
+ ··· + 16.4051u + 15.6355
−5.37130u
45
− 7.73599u
44
+ ··· − 22.0249u − 23.4241
a
9
=
−10.2367u
45
− 15.4569u
44
+ ··· − 10.4014u − 26.5922
9.31305u
45
+ 9.43479u
44
+ ··· + 24.4907u + 26.3369
(ii) Obstruction class = 1
(iii) Cusp Shapes =
1116350096426018096474073229
17499098208330478469190427
u
45
+
663842312055933762056890148
17499098208330478469190427
u
44
+
··· +
4716754110200640029077974813
17499098208330478469190427
u +
2113567251442527480219668679
17499098208330478469190427
21