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

Singularity types \(K^2\) Orders of local
fundamental groups
Local indices Index
[3, 2, 2, 3], [2, 4] 36/7 16, 7 2, 7 14
\(\downarrow\)
[3, 2, 2, 2], [4] 49/9 9, 4 9, 2 18
\(\downarrow\)
[3, 2, 2], [3] 121/21 7, 3 7, 3 21
\(\downarrow\)
[3, 2], [2] 32/5 5, 2 5, 1 5