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

Singularity types \(K^2\) Orders of local
fundamental groups
Local indices Index
[2, 3], [2, 2, 4], [2, 2, 3, 2, 2] 6/5 5, 10, 15 5, 5, 5 5
\(\downarrow\)
[2, 2], [2, 2, 4], [2, 2, 3, 2] 96/55 3, 10, 11 1, 5, 11 55
\(\downarrow\)
[2, 2], [2, 2, 3], [2, 3, 2] 27/14 3, 7, 8 1, 7, 4 28
\(\downarrow\)
[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