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

Singularity types \(K^2\) Orders of local
fundamental groups
Local indices Index
[2, 3], [2, 2, 2, 2], [3, [2], [2], [3]] 4/5 5, 5, 60 5, 1, 5 5
\(\downarrow\)
[2, 2], [2, 2, 2, 2], [2, 3, 3] 15/13 3, 5, 13 1, 1, 13 13
\(\downarrow\)
[2], [2, 2, 2, 2], [2, 2, 3] 10/7 2, 5, 7 1, 1, 7 7
\(\downarrow\)
[2], [2, 2, 2], [2, 2, 2] 2 2, 4, 4 1, 1, 1 1