Cascade for [4], [2, 2, 2, 2], [2, 2, 2, 5, 5]

Singularity types \(K^2\) Orders of local
fundamental groups
Local indices Index
[4], [2, 2, 2, 5, 5], [2, 2, 2, 2] 5 4, 81, 5 2, 9, 1 18
\(\downarrow\)
[3], [2, 2, 5, 5], [2, 2, 2, 2] 490/93 3, 62, 5 3, 31, 1 93
\(\downarrow\)
[2], [2, 5, 5], [2, 2, 2, 2] 250/43 2, 43, 5 1, 43, 1 43
\(\downarrow\)
[2], [2, 5, 4], [2, 2, 2] 100/17 2, 34, 4 1, 17, 1 17
\(\downarrow\)
[2], [2, 5, 3], [2, 2] 6 2, 25, 3 1, 5, 1 5
\(\downarrow\)
[2], [2, 5, 2], [2] 25/4 2, 16, 2 1, 8, 1 8