Figure 11:
Arrangement
(
𝑏
0
,
𝑏
1
,
𝑏
2
,
𝑏
3
)
=
(
−
2
,
3
,
6
,
7
)
or
(
𝐵
,
𝜇
,
𝑘
,
𝑛
)
=
(
2
,
4
,
4
,
5
)
. Left side shows symbols of the principal and other circles, and right side shows Pythagorean triples.