I. I
u
1
= h−5.13 × 10
149
u
70
+ 2.15 × 10
150
u
69
+ · · · + 5.93 × 10
149
b + 5.40 ×
10
150
, 8.74 × 10
150
u
70
− 2.87 × 10
151
u
69
+ · · · + 1.13 × 10
151
a + 2.96 ×
10
152
, u
71
− 4u
70
+ · · · − 82u + 19i
(i) Arc colorings
a
4
=
0
u
a
11
=
1
0
a
1
=
1
u
2
a
8
=
−0.775744u
70
+ 2.54690u
69
+ ··· + 40.6903u − 26.2329
0.864314u
70
− 3.62872u
69
+ ··· + 57.6823u − 9.10403
a
2
=
0.181619u
70
− 0.0673367u
69
+ ··· − 185.458u + 42.0713
0.130604u
70
− 0.388077u
69
+ ··· − 12.6153u − 0.350324
a
3
=
u
u
3
+ u
a
9
=
0.0637919u
70
− 0.858245u
69
+ ··· + 60.8860u − 25.1281
0.857701u
70
− 3.68006u
69
+ ··· + 58.0726u − 7.10612
a
7
=
0.0885694u
70
− 1.08182u
69
+ ··· + 98.3726u − 35.3370
0.864314u
70
− 3.62872u
69
+ ··· + 57.6823u − 9.10403
a
6
=
0.680313u
70
− 1.71230u
69
+ ··· − 22.8206u + 17.1395
0.0264002u
70
+ 0.0383447u
69
+ ··· − 35.8478u + 8.50989
a
10
=
−0.0235381u
70
+ 0.0777773u
69
+ ··· + 12.0205u + 5.65632
−0.396807u
70
+ 2.02745u
69
+ ··· − 31.9176u + 9.02563
a
5
=
−0.521650u
70
+ 3.14454u
69
+ ··· − 204.598u + 45.3905
0.309001u
70
− 0.338161u
69
+ ··· − 72.8831u + 18.8315
a
5
=
−0.521650u
70
+ 3.14454u
69
+ ··· − 204.598u + 45.3905
0.309001u
70
− 0.338161u
69
+ ··· − 72.8831u + 18.8315
(ii) Obstruction class = −1
(iii) Cusp Shapes = 1.74408u
70
− 7.67739u
69
+ ··· + 186.830u − 24.0299
2