I. I
u
1
= h−51u
8
+ 4u
7
+ · · · + 551b + 165, 267u
8
+ 919u
7
+ · · · + 1102a −
799, u
9
+ 5u
8
+ · · · + 7u + 2i
(i) Arc colorings
a
8
=
1
0
a
12
=
0
u
a
4
=
−0.242287u
8
− 0.833938u
7
+ ··· + 2.21053u + 0.725045
0.0925590u
8
− 0.00725953u
7
+ ··· − 1.47368u − 0.299456
a
9
=
1
−u
2
a
3
=
−0.242287u
8
− 0.833938u
7
+ ··· + 2.21053u + 0.725045
0.441016u
8
+ 1.25953u
7
+ ··· + 0.684211u + 0.455535
a
10
=
0.0735027u
8
+ 0.376588u
7
+ ··· − 0.0526316u + 0.409256
−0.0326679u
8
− 0.0562613u
7
+ ··· + 0.578947u − 0.0707804
a
1
=
−0.0408348u
8
− 0.320327u
7
+ ··· − 0.526316u − 0.338475
−0.0907441u
8
+ 0.399274u
7
+ ··· + 2.05263u + 0.470054
a
11
=
−u
u
a
5
=
0.227768u
8
+ 0.697822u
7
+ ··· + 3.15789u + 0.910163
−0.377495u
8
− 1.53902u
7
+ ··· − 2.42105u − 0.484574
a
7
=
−u
2
+ 1
u
2
a
6
=
0.0825771u
8
+ 0.336661u
7
+ ··· − 1.15789u + 0.262250
−0.00907441u
8
+ 0.0399274u
7
+ ··· + 1.10526u + 0.147005
a
2
=
−0.0735027u
8
− 0.376588u
7
+ ··· + 1.05263u + 0.590744
−0.0762250u
8
− 0.464610u
7
+ ··· − 0.315789u − 0.165154
(ii) Obstruction class = −1
(iii) Cusp Shapes
=
1779
551
u
8
+
8482
551
u
7
+
9752
551
u
6
−
10058
551
u
5
−
11137
551
u
4
+
36963
551
u
3
+
46798
551
u
2
+
379
19
u +
5232
551
2