Cascade for [2, 2, 2, 2], [2, 2, 2, 2], [5, 6, 5]

Singularity types \(K^2\) Orders of local
fundamental groups
Local indices Index
[2, 2, 2, 2], [5, 6, 5], [2, 2, 2, 2] 45/7 5, 140, 5 1, 14, 1 14
\(\downarrow\)
[2, 2, 2], [4, 6, 5], [2, 2, 2, 2] 240/37 4, 111, 5 1, 37, 1 37
\(\downarrow\)
[2, 2], [3, 6, 5], [2, 2, 2, 2] 270/41 3, 82, 5 1, 41, 1 41
\(\downarrow\)
[2], [2, 6, 5], [2, 2, 2, 2] 360/53 2, 53, 5 1, 53, 1 53
\(\downarrow\)
[2], [2, 6, 4], [2, 2, 2] 48/7 2, 42, 4 1, 7, 1 7
\(\downarrow\)
[2], [2, 6, 3], [2, 2] 216/31 2, 31, 3 1, 31, 1 31
\(\downarrow\)
[2], [2, 6, 2], [2] 36/5 2, 20, 2 1, 5, 1 5