Cascade for [2, 2, 2], [2, 3], [2, 3, 2, 4]

Singularity types \(K^2\) Orders of local
fundamental groups
Local indices Index
[2, 2, 2], [4, 2, 3, 2], [3, 2] 12/5 4, 27, 5 1, 3, 5 15
\(\downarrow\)
[2, 2], [3, 2, 3, 2], [3, 2] 243/95 3, 19, 5 1, 19, 5 95
\(\downarrow\)
[2], [2, 2, 3, 2], [3, 2] 162/55 2, 11, 5 1, 11, 5 55
\(\downarrow\)
[2], [2, 2, 3], [2, 2] 24/7 2, 7, 3 1, 7, 1 7
\(\downarrow\)
[2], [2, 2, 2], [2] 4 2, 4, 2 1, 1, 1 1