Simon vs Phistomefel: Sequence Sudoku (Patreon)

Simon takes a different approach to Mark in solving this new 6x6 by Phistomefel.   

Play the puzzle at this link: 

https://app.crackingthecryptic.com/sudoku/gRJfDdj3gp   

Rules: 1- 6 appears in each row, column and 2x3 box. Digits on a line must increase in one direction, and by equal-sized steps.  

Simon's solve:

https://youtu.be/mB6VNyRIcgU