Anti constitutionnal amendment

The word anticonstitutionnellement, meaning unconstitutionally is the longest word in french.

How many subsequences can you find for this word?

For example, the word 'nine' has 14 subsequences: (empty string included)
'', 'e', 'i', 'n', 'ie', 'in', 'ne', 'ni', 'nn', 'ine', 'nie', 'nin', 'nne', 'nine'

[My timing: 90 sec]