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

Singularity types \(K^2\) Orders of local
fundamental groups
Local indices Index
[2], [2], [2, 2, 3, 3, 2, 2] 5/2 2, 2, 40 1, 1, 4 4
\(\downarrow\)
[2], [2, 2, 2, 3, 2, 2] 50/19 2, 19 1, 19 19
\(\downarrow\)
[2], [2, 2], [2, 2, 3] 24/7 2, 3, 7 1, 1, 7 7
\(\downarrow\)
[2], [2], [2, 2, 2] 4 2, 2, 4 1, 1, 1 1