Cascade for [3, 3], [2, 2, 2, 2, 2, 2, 2]

Singularity types \(K^2\) Orders of local
fundamental groups
Local indices Index
[3, 3], [2, 2, 2, 2, 2, 2, 2] 1 8, 8 2, 1 2
\(\downarrow\)
[2, 2, 2], [2, 2, 2], [3, 3] 2 4, 4, 8 1, 1, 2 2
\(\downarrow\)
[2, 2], [2, 2, 2], [2, 3] 12/5 3, 4, 5 1, 1, 5 5
\(\downarrow\)
[2, 2], [2, 2], [2, 2] 3 3, 3, 3 1, 1, 1 1