Add Sylvester's sequence to maths (#5171)
Add Sylvester's sequence to maths (#5171)

* Add Sylvester's sequence to maths

* Update sylvester_sequence.py

Co-authored-by: Christian Clauss <585dd401264c1e46d17ebec1862e5d2a9b6a6c5d@me.com>
TheAlgorithms/Python