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

Singularity types \(K^2\) Orders of local
fundamental groups		 Local indices Index
[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